8557080618 has 16 divisors (see below), whose sum is σ = 17129690496. Its totient is φ = 2849772000.

The previous prime is 8557080593. The next prime is 8557080641. The reversal of 8557080618 is 8160807558.

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, 639883 + ... + 653118.

It is an arithmetic number, because the mean of its divisors is an integer number (1070605656).

Almost surely, 2^8557080618 is an apocalyptic number.

8557080618 is an abundant number, since it is smaller than the sum of its proper divisors (8572609878).

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

8557080618 is a wasteful number, since it uses less digits than its factorization.

8557080618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294109.

The product of its (nonzero) digits is 537600, while the sum is 48.

The square root of 8557080618 is about 92504.4897180672. The cubic root of 8557080618 is about 2045.3856648744.

The spelling of 8557080618 in words is "eight billion, five hundred fifty-seven million, eighty thousand, six hundred eighteen".