56629233841 has 2 divisors, whose sum is σ = 56629233842. Its totient is φ = 56629233840.

The previous prime is 56629233811. The next prime is 56629233893. The reversal of 56629233841 is 14833292665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44683618225 + 11945615616 = 211385^2 + 109296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56629233841 is a prime.

It is a super-2 number, since 2×56629233841² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56629233811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28314616920 + 28314616921.

It is an arithmetic number, because the mean of its divisors is an integer number (28314616921).

Almost surely, 2^56629233841 is an apocalyptic number.

It is an amenable number.

56629233841 is a deficient number, since it is larger than the sum of its proper divisors (1).

56629233841 is an equidigital number, since it uses as much as digits as its factorization.

56629233841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 49.

The spelling of 56629233841 in words is "fifty-six billion, six hundred twenty-nine million, two hundred thirty-three thousand, eight hundred forty-one".