556055499974 has 64 divisors (see below), whose sum is σ = 961469295360. Its totient is φ = 239035950720.

The previous prime is 556055499949. The next prime is 556055499991. The reversal of 556055499974 is 479994550655.

It is a super-2 number, since 2×556055499974² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117731177 + ... + 117735899.

It is an arithmetic number, because the mean of its divisors is an integer number (15022957740).

Almost surely, 2^556055499974 is an apocalyptic number.

556055499974 is a deficient number, since it is larger than the sum of its proper divisors (405413795386).

556055499974 is a wasteful number, since it uses less digits than its factorization.

556055499974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8725.

The product of its (nonzero) digits is 306180000, while the sum is 68.

The spelling of 556055499974 in words is "five hundred fifty-six billion, fifty-five million, four hundred ninety-nine thousand, nine hundred seventy-four".