556620189696 has 78 divisors (see below), whose sum is σ = 1607817697070. Its totient is φ = 185540050944.

The previous prime is 556620189691. The next prime is 556620189709. The reversal of 556620189696 is 696981026655.

556620189696 is a `hidden beast` number, since 5 + 566 + 2 + 0 + 1 + 8 + 9 + 69 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 421149081600 + 135471108096 = 648960^2 + 368064^2 .

It is a super-2 number, since 2×556620189696² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (556620189691) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7512781 + ... + 7586508.

Almost surely, 2^556620189696 is an apocalyptic number.

It is an amenable number.

556620189696 is an abundant number, since it is smaller than the sum of its proper divisors (1051197507374).

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

556620189696 is a wasteful number, since it uses less digits than its factorization.

556620189696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15099319 (or 15099294 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 63.

The spelling of 556620189696 in words is "five hundred fifty-six billion, six hundred twenty million, one hundred eighty-nine thousand, six hundred ninety-six".