556920055744 has 56 divisors (see below), whose sum is σ = 1192534826000. Its totient is φ = 256524724224.

The previous prime is 556920055721. The next prime is 556920055781. The reversal of 556920055744 is 447550029655.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 556920055691 and 556920055700.

It is a congruent number.

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, 255549 + ... + 1085884.

It is an arithmetic number, because the mean of its divisors is an integer number (21295264750).

Almost surely, 2^556920055744 is an apocalyptic number.

It is an amenable number.

556920055744 is an abundant number, since it is smaller than the sum of its proper divisors (635614770256).

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

556920055744 is a wasteful number, since it uses less digits than its factorization.

556920055744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341957 (or 1341947 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 52.

The spelling of 556920055744 in words is "five hundred fifty-six billion, nine hundred twenty million, fifty-five thousand, seven hundred forty-four".