8557202004 has 48 divisors (see below), whose sum is σ = 22027185600. Its totient is φ = 2568764160.

The previous prime is 8557201997. The next prime is 8557202021. The reversal of 8557202004 is 4002027558.

It is a super-2 number, since 2×8557202004² (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, 662554 + ... + 675345.

It is an arithmetic number, because the mean of its divisors is an integer number (458899700).

Almost surely, 2^8557202004 is an apocalyptic number.

It is an amenable number.

8557202004 is an abundant number, since it is smaller than the sum of its proper divisors (13469983596).

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

8557202004 is a wasteful number, since it uses less digits than its factorization.

8557202004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337960 (or 1337958 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 8557202004 is about 92505.1458244351. The cubic root of 8557202004 is about 2045.3953363975.

The spelling of 8557202004 in words is "eight billion, five hundred fifty-seven million, two hundred two thousand, four".