252625274413 has 2 divisors, whose sum is σ = 252625274414. Its totient is φ = 252625274412.

The previous prime is 252625274389. The next prime is 252625274443. The reversal of 252625274413 is 314472526252.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249437316969 + 3187957444 = 499437^2 + 56462^2 .

It is a cyclic number.

It is not a de Polignac number, because 252625274413 - 2²⁵ = 252591719981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252625274413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252625274443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126312637206 + 126312637207.

It is an arithmetic number, because the mean of its divisors is an integer number (126312637207).

Almost surely, 2^252625274413 is an apocalyptic number.

It is an amenable number.

252625274413 is a deficient number, since it is larger than the sum of its proper divisors (1).

252625274413 is an equidigital number, since it uses as much as digits as its factorization.

252625274413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 43.

The spelling of 252625274413 in words is "two hundred fifty-two billion, six hundred twenty-five million, two hundred seventy-four thousand, four hundred thirteen".