556259421936 has 160 divisors (see below), whose sum is σ = 1462796375040. Its totient is φ = 182127439872.

The previous prime is 556259421931. The next prime is 556259421989. The reversal of 556259421936 is 639124952655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556259421931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421727485 + ... + 421728803.

It is an arithmetic number, because the mean of its divisors is an integer number (9142477344).

Almost surely, 2^556259421936 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 556259421936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (731398187520).

556259421936 is an abundant number, since it is smaller than the sum of its proper divisors (906536953104).

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

556259421936 is a wasteful number, since it uses less digits than its factorization.

556259421936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063 (or 2057 counting only the distinct ones).

The product of its digits is 17496000, while the sum is 57.

The spelling of 556259421936 in words is "five hundred fifty-six billion, two hundred fifty-nine million, four hundred twenty-one thousand, nine hundred thirty-six".