556516051 has 8 divisors (see below), whose sum is σ = 684942944. Its totient is φ = 440320320.

The previous prime is 556516039. The next prime is 556516069. The reversal of 556516051 is 150615655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 556516051 - 2¹³ = 556507859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556515998 and 556516016.

It is not an unprimeable number, because it can be changed into a prime (556516031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3057690 + ... + 3057871.

It is an arithmetic number, because the mean of its divisors is an integer number (85617868).

Almost surely, 2^556516051 is an apocalyptic number.

556516051 is a deficient number, since it is larger than the sum of its proper divisors (128426893).

556516051 is a wasteful number, since it uses less digits than its factorization.

556516051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6115581.

The product of its (nonzero) digits is 22500, while the sum is 34.

The square root of 556516051 is about 23590.5924257955. The cubic root of 556516051 is about 822.5441757730.

The spelling of 556516051 in words is "five hundred fifty-six million, five hundred sixteen thousand, fifty-one".