556308587090 has 8 divisors (see below), whose sum is σ = 1001355456780. Its totient is φ = 222523434832.

The previous prime is 556308587069. The next prime is 556308587101. The reversal of 556308587090 is 90785803655.

It can be written as a sum of positive squares in 2 ways, for example, as 554752363489 + 1556223601 = 744817^2 + 39449^2 .

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

It is a super-2 number, since 2×556308587090² (a number of 24 digits) contains 22 as substring.

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, 27815429345 + ... + 27815429364.

Almost surely, 2^556308587090 is an apocalyptic number.

556308587090 is a deficient number, since it is larger than the sum of its proper divisors (445046869690).

556308587090 is a wasteful number, since it uses less digits than its factorization.

556308587090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55630858716.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 556308587090 in words is "five hundred fifty-six billion, three hundred eight million, five hundred eighty-seven thousand, ninety".