2312561624377 has 2 divisors, whose sum is σ = 2312561624378. Its totient is φ = 2312561624376.

The previous prime is 2312561624311. The next prime is 2312561624407. The reversal of 2312561624377 is 7734261652132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1552289236281 + 760272388096 = 1245909^2 + 871936^2 .

It is a cyclic number.

It is not a de Polignac number, because 2312561624377 - 2²⁷ = 2312427406649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2312561624377.

It is not a weakly prime, because it can be changed into another prime (2312561624977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156280812188 + 1156280812189.

It is an arithmetic number, because the mean of its divisors is an integer number (1156280812189).

Almost surely, 2^{2312561624377} is an apocalyptic number.

It is an amenable number.

2312561624377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312561624377 is an equidigital number, since it uses as much as digits as its factorization.

2312561624377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 49.

The spelling of 2312561624377 in words is "two trillion, three hundred twelve billion, five hundred sixty-one million, six hundred twenty-four thousand, three hundred seventy-seven".