500550000556 has 12 divisors (see below), whose sum is σ = 877212095760. Its totient is φ = 249917973200.

The previous prime is 500550000491. The next prime is 500550000571. The reversal of 500550000556 is 655000055005.

It is a super-2 number, since 2×500550000556² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89253616 + ... + 89259223.

It is an arithmetic number, because the mean of its divisors is an integer number (73101007980).

Almost surely, 2^500550000556 is an apocalyptic number.

It is an amenable number.

500550000556 is a deficient number, since it is larger than the sum of its proper divisors (376662095204).

500550000556 is a wasteful number, since it uses less digits than its factorization.

500550000556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178513544 (or 178513542 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 500550000556 in words is "five hundred billion, five hundred fifty million, five hundred fifty-six", and thus it is an aban number.