56741633021613 has 16 divisors (see below), whose sum is σ = 75989970293760. Its totient is φ = 37660600171824.

The previous prime is 56741633021599. The next prime is 56741633021681. The reversal of 56741633021613 is 31612033614765.

It is not a de Polignac number, because 56741633021613 - 2²⁶ = 56741565912749 is a prime.

It is a super-2 number, since 2×56741633021613² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56741633061613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6283431 + ... + 12367892.

It is an arithmetic number, because the mean of its divisors is an integer number (4749373143360).

Almost surely, 2^{56741633021613} is an apocalyptic number.

It is an amenable number.

56741633021613 is a deficient number, since it is larger than the sum of its proper divisors (19248337272147).

56741633021613 is a wasteful number, since it uses less digits than its factorization.

56741633021613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18655808.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 56741633021613 in words is "fifty-six trillion, seven hundred forty-one billion, six hundred thirty-three million, twenty-one thousand, six hundred thirteen".