56612164069 has 2 divisors, whose sum is σ = 56612164070. Its totient is φ = 56612164068.

The previous prime is 56612164003. The next prime is 56612164087. The reversal of 56612164069 is 96046121665.

56612164069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51830441569 + 4781722500 = 227663^2 + 69150^2 .

It is a cyclic number.

It is not a de Polignac number, because 56612164069 - 2¹⁹ = 56611639781 is a prime.

It is a super-2 number, since 2×56612164069² (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 (56612164969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28306082034 + 28306082035.

It is an arithmetic number, because the mean of its divisors is an integer number (28306082035).

Almost surely, 2^56612164069 is an apocalyptic number.

It is an amenable number.

56612164069 is a deficient number, since it is larger than the sum of its proper divisors (1).

56612164069 is an equidigital number, since it uses as much as digits as its factorization.

56612164069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 56612164069 in words is "fifty-six billion, six hundred twelve million, one hundred sixty-four thousand, sixty-nine".