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57355875480 = 23351034640443
BaseRepresentation
bin110101011010101011…
…010011010010011000
312111001020012100210110
4311122223103102120
51414431101003410
642203211244320
74100221616601
oct653253232230
9174036170713
1057355875480
1122362995192
12b1484496a0
135540a08277
142ac1646da8
15175a558720
hexd5aad3498

57355875480 has 64 divisors (see below), whose sum is σ = 173738223360. Its totient is φ = 15146402688.

The previous prime is 57355875457. The next prime is 57355875547. The reversal of 57355875480 is 8457855375.

57355875480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 57355875480.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2307862 + ... + 2332581.

It is an arithmetic number, because the mean of its divisors is an integer number (2714659740).

Almost surely, 257355875480 is an apocalyptic number.

It is an amenable number.

57355875480 is an abundant number, since it is smaller than the sum of its proper divisors (116382347880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57355875480 is a wasteful number, since it uses less digits than its factorization.

57355875480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4640560 (or 4640556 counting only the distinct ones).

The product of its (nonzero) digits is 23520000, while the sum is 57.

The spelling of 57355875480 in words is "fifty-seven billion, three hundred fifty-five million, eight hundred seventy-five thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 103 120 206 309 412 515 618 824 1030 1236 1545 2060 2472 3090 4120 6180 12360 4640443 9280886 13921329 18561772 23202215 27842658 37123544 46404430 55685316 69606645 92808860 111370632 139213290 185617720 278426580 477965629 556853160 955931258 1433896887 1911862516 2389828145 2867793774 3823725032 4779656290 5735587548 7169484435 9559312580 11471175096 14338968870 19118625160 28677937740 57355875480