56239142413 has 2 divisors, whose sum is σ = 56239142414. Its totient is φ = 56239142412.

The previous prime is 56239142389. The next prime is 56239142437. The reversal of 56239142413 is 31424193265.

It is a balanced prime because it is at equal distance from previous prime (56239142389) and next prime (56239142437).

It can be written as a sum of positive squares in only one way, i.e., 40424319364 + 15814823049 = 201058^2 + 125757^2 .

It is a cyclic number.

It is not a de Polignac number, because 56239142413 - 2¹⁷ = 56239011341 is a prime.

It is a super-2 number, since 2×56239142413² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56239742413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28119571206 + 28119571207.

It is an arithmetic number, because the mean of its divisors is an integer number (28119571207).

Almost surely, 2^56239142413 is an apocalyptic number.

It is an amenable number.

56239142413 is a deficient number, since it is larger than the sum of its proper divisors (1).

56239142413 is an equidigital number, since it uses as much as digits as its factorization.

56239142413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The spelling of 56239142413 in words is "fifty-six billion, two hundred thirty-nine million, one hundred forty-two thousand, four hundred thirteen".