556197053808 has 80 divisors (see below), whose sum is σ = 1621514966400. Its totient is φ = 162732675840.

The previous prime is 556197053807. The next prime is 556197053821. The reversal of 556197053808 is 808350791655.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556197053807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18146818 + ... + 18177441.

It is an arithmetic number, because the mean of its divisors is an integer number (20268937080).

Almost surely, 2^556197053808 is an apocalyptic number.

556197053808 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

556197053808 is an abundant number, since it is smaller than the sum of its proper divisors (1065317912592).

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

556197053808 is a wasteful number, since it uses less digits than its factorization.

556197053808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36324310 (or 36324304 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 57.

The spelling of 556197053808 in words is "five hundred fifty-six billion, one hundred ninety-seven million, fifty-three thousand, eight hundred eight".