556613688040631 has 12 divisors (see below), whose sum is σ = 606240971711592. Its totient is φ = 508024247590464.

The previous prime is 556613688040603. The next prime is 556613688040639. The reversal of 556613688040631 is 136040886316655.

It is not a de Polignac number, because 556613688040631 - 2³⁴ = 556596508171447 is a prime.

It is a super-3 number, since 3×556613688040631³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556613688040639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2702613701 + ... + 2702819646.

It is an arithmetic number, because the mean of its divisors is an integer number (50520080975966).

Almost surely, 2^{556613688040631} is an apocalyptic number.

556613688040631 is a deficient number, since it is larger than the sum of its proper divisors (49627283670961).

556613688040631 is an equidigital number, since it uses as much as digits as its factorization.

556613688040631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5405433538 (or 5405433449 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 62.

The spelling of 556613688040631 in words is "five hundred fifty-six trillion, six hundred thirteen billion, six hundred eighty-eight million, forty thousand, six hundred thirty-one".