556212061155 has 16 divisors (see below), whose sum is σ = 891640915200. Its totient is φ = 296079226848.

The previous prime is 556212061127. The next prime is 556212061177. The reversal of 556212061155 is 551160212655.

It is not a de Polignac number, because 556212061155 - 2²⁹ = 555675190243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35442255 + ... + 35457944.

It is an arithmetic number, because the mean of its divisors is an integer number (55727557200).

Almost surely, 2^556212061155 is an apocalyptic number.

556212061155 is a deficient number, since it is larger than the sum of its proper divisors (335428854045).

556212061155 is a wasteful number, since it uses less digits than its factorization.

556212061155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70900730.

The product of its (nonzero) digits is 90000, while the sum is 39.

The spelling of 556212061155 in words is "five hundred fifty-six billion, two hundred twelve million, sixty-one thousand, one hundred fifty-five".