556055552 has 44 divisors (see below), whose sum is σ = 1197101976. Its totient is φ = 256634880.

The previous prime is 556055509. The next prime is 556055561. The reversal of 556055552 is 255550655.

It is a happy number.

It is a congruent number.

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, 7574 + ... + 34197.

Almost surely, 2^556055552 is an apocalyptic number.

556055552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

556055552 is an abundant number, since it is smaller than the sum of its proper divisors (641046424).

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

556055552 is a wasteful number, since it uses less digits than its factorization.

556055552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41804 (or 41786 counting only the distinct ones).

The product of its (nonzero) digits is 187500, while the sum is 38.

The square root of 556055552 is about 23580.8301804665. The cubic root of 556055552 is about 822.3172369488.

The spelling of 556055552 in words is "five hundred fifty-six million, fifty-five thousand, five hundred fifty-two".