556500100520 has 128 divisors (see below), whose sum is σ = 1541360620800. Its totient is φ = 176090720256.

The previous prime is 556500100469. The next prime is 556500100643. The reversal of 556500100520 is 25001005655.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26812787 + ... + 26833533.

It is an arithmetic number, because the mean of its divisors is an integer number (12041879850).

Almost surely, 2^556500100520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556500100520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770680310400).

556500100520 is an abundant number, since it is smaller than the sum of its proper divisors (984860520280).

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

556500100520 is a wasteful number, since it uses less digits than its factorization.

556500100520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28147 (or 28143 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 556500100520 in words is "five hundred fifty-six billion, five hundred million, one hundred thousand, five hundred twenty".