57577155852 has 24 divisors (see below), whose sum is σ = 134949154816. Its totient is φ = 19106319888.

The previous prime is 57577155851. The next prime is 57577155893. The reversal of 57577155852 is 25855177575.

It is a junction number, because it is equal to n+sod(n) for n = 57577155792 and 57577155801.

It is not an unprimeable number, because it can be changed into a prime (57577155851) 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, 10755388 + ... + 10760739.

Almost surely, 2^57577155852 is an apocalyptic number.

It is an amenable number.

57577155852 is an abundant number, since it is smaller than the sum of its proper divisors (77371998964).

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

57577155852 is a wasteful number, since it uses less digits than its factorization.

57577155852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21516357 (or 21516355 counting only the distinct ones).

The product of its digits is 17150000, while the sum is 57.

The spelling of 57577155852 in words is "fifty-seven billion, five hundred seventy-seven million, one hundred fifty-five thousand, eight hundred fifty-two".