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57071480480 = 255750956679
BaseRepresentation
bin110101001001101110…
…011010111010100000
312110022102001121012022
4311021232122322200
51413340244333410
642115051521012
74060166402630
oct651156327240
9173272047168
1057071480480
11222273a9aa3
12b089159168
1354c6b122c1
142a959766c0
1517405cd455
hexd49b9aea0

57071480480 has 48 divisors (see below), whose sum is σ = 154093000320. Its totient is φ = 19567364352.

The previous prime is 57071480449. The next prime is 57071480503. The reversal of 57071480480 is 8408417075.

57071480480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25477220 + ... + 25479459.

It is an arithmetic number, because the mean of its divisors is an integer number (3210270840).

Almost surely, 257071480480 is an apocalyptic number.

It is an amenable number.

57071480480 is an abundant number, since it is smaller than the sum of its proper divisors (97021519840).

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

57071480480 is a wasteful number, since it uses less digits than its factorization.

57071480480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50956701 (or 50956693 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 44.

The spelling of 57071480480 in words is "fifty-seven billion, seventy-one million, four hundred eighty thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 50956679 101913358 203826716 254783395 356696753 407653432 509566790 713393506 815306864 1019133580 1426787012 1630613728 1783483765 2038267160 2853574024 3566967530 4076534320 5707148048 7133935060 8153068640 11414296096 14267870120 28535740240 57071480480