556215623340 has 96 divisors (see below), whose sum is σ = 1677341566656. Its totient is φ = 136903388160.

The previous prime is 556215623323. The next prime is 556215623363. The reversal of 556215623340 is 43326512655.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 556215623292 and 556215623301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13499170 + ... + 13540310.

It is an arithmetic number, because the mean of its divisors is an integer number (17472307986).

Almost surely, 2^556215623340 is an apocalyptic number.

It is an amenable number.

556215623340 is an abundant number, since it is smaller than the sum of its proper divisors (1121125943316).

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

556215623340 is a wasteful number, since it uses less digits than its factorization.

556215623340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58499 (or 58497 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 556215623340 in words is "five hundred fifty-six billion, two hundred fifteen million, six hundred twenty-three thousand, three hundred forty".