556313720420500 has 96 divisors (see below), whose sum is σ = 1388566866435840. Its totient is φ = 190735058505600.

The previous prime is 556313720420459. The next prime is 556313720420501. The reversal of 556313720420500 is 5024027313655.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556313720420501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 854188986 + ... + 854840014.

It is an arithmetic number, because the mean of its divisors is an integer number (14464238192040).

Almost surely, 2^{556313720420500} is an apocalyptic number.

556313720420500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

556313720420500 is an abundant number, since it is smaller than the sum of its proper divisors (832253146015340).

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

556313720420500 is a wasteful number, since it uses less digits than its factorization.

556313720420500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895202 (or 895190 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 556313720420500 in words is "five hundred fifty-six trillion, three hundred thirteen billion, seven hundred twenty million, four hundred twenty thousand, five hundred".