625896573361 has 2 divisors, whose sum is σ = 625896573362. Its totient is φ = 625896573360.

The previous prime is 625896573299. The next prime is 625896573371. The reversal of 625896573361 is 163375698526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447352296336 + 178544277025 = 668844^2 + 422545^2 .

It is a cyclic number.

It is not a de Polignac number, because 625896573361 - 2²¹ = 625894476209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 625896573361.

It is not a weakly prime, because it can be changed into another prime (625896573371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312948286680 + 312948286681.

It is an arithmetic number, because the mean of its divisors is an integer number (312948286681).

Almost surely, 2^625896573361 is an apocalyptic number.

It is an amenable number.

625896573361 is a deficient number, since it is larger than the sum of its proper divisors (1).

625896573361 is an equidigital number, since it uses as much as digits as its factorization.

625896573361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48988800, while the sum is 61.

The spelling of 625896573361 in words is "six hundred twenty-five billion, eight hundred ninety-six million, five hundred seventy-three thousand, three hundred sixty-one".