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57135579370 = 257180472647
BaseRepresentation
bin110101001101100010…
…111100000011101010
312110110212200011100021
4311031202330003222
51414003202014440
642125301431054
74061605261102
oct651542740352
9173425604307
1057135579370
112225a5aa491
12b0a670b48a
135507195b3c
142aa02a0202
15174604084a
hexd4d8bc0ea

57135579370 has 16 divisors (see below), whose sum is σ = 104292551808. Its totient is φ = 22532340880.

The previous prime is 57135579349. The next prime is 57135579379. The reversal of 57135579370 is 7397553175.

57135579370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (57135579379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40235614 + ... + 40237033.

It is an arithmetic number, because the mean of its divisors is an integer number (6518284488).

Almost surely, 257135579370 is an apocalyptic number.

57135579370 is a deficient number, since it is larger than the sum of its proper divisors (47156972438).

57135579370 is a wasteful number, since it uses less digits than its factorization.

57135579370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80472725.

The product of its (nonzero) digits is 3472875, while the sum is 52.

The spelling of 57135579370 in words is "fifty-seven billion, one hundred thirty-five million, five hundred seventy-nine thousand, three hundred seventy".

Divisors: 1 2 5 10 71 142 355 710 80472647 160945294 402363235 804726470 5713557937 11427115874 28567789685 57135579370