8557342670 has 32 divisors (see below), whose sum is σ = 15549840000. Its totient is φ = 3390483456.

The previous prime is 8557342657. The next prime is 8557342693. The reversal of 8557342670 is 762437558.

It is a super-2 number, since 2×8557342670² (a number of 21 digits) contains 22 as substring.

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, 539006 + ... + 554654.

It is an arithmetic number, because the mean of its divisors is an integer number (485932500).

Almost surely, 2^8557342670 is an apocalyptic number.

8557342670 is a deficient number, since it is larger than the sum of its proper divisors (6992497330).

8557342670 is a wasteful number, since it uses less digits than its factorization.

8557342670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16172.

The product of its (nonzero) digits is 1411200, while the sum is 47.

The square root of 8557342670 is about 92505.9061357706. The cubic root of 8557342670 is about 2045.4065439552.

The spelling of 8557342670 in words is "eight billion, five hundred fifty-seven million, three hundred forty-two thousand, six hundred seventy".