556000051 has 8 divisors (see below), whose sum is σ = 572104944. Its totient is φ = 540103200.

The previous prime is 556000033. The next prime is 556000069. The reversal of 556000051 is 150000655.

It is an interprime number because it is at equal distance from previous prime (556000033) and next prime (556000069).

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 556000051 - 2⁷ = 555999923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555999986 and 556000031.

It is not an unprimeable number, because it can be changed into a prime (556000001) 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, 46581 + ... + 57286.

It is an arithmetic number, because the mean of its divisors is an integer number (71513118).

Almost surely, 2^556000051 is an apocalyptic number.

556000051 is a deficient number, since it is larger than the sum of its proper divisors (16104893).

556000051 is a wasteful number, since it uses less digits than its factorization.

556000051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104021.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 556000051 is about 23579.6533265441. The cubic root of 556000051 is about 822.2898770041.

The spelling of 556000051 in words is "five hundred fifty-six million, fifty-one", and thus it is an aban number.