425061465613 has 2 divisors, whose sum is σ = 425061465614. Its totient is φ = 425061465612.

The previous prime is 425061465581. The next prime is 425061465629. The reversal of 425061465613 is 316564160524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372877545769 + 52183919844 = 610637^2 + 228438^2 .

It is a cyclic number.

It is not a de Polignac number, because 425061465613 - 2⁵ = 425061465581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425061465613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425061465713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212530732806 + 212530732807.

It is an arithmetic number, because the mean of its divisors is an integer number (212530732807).

Almost surely, 2^425061465613 is an apocalyptic number.

It is an amenable number.

425061465613 is a deficient number, since it is larger than the sum of its proper divisors (1).

425061465613 is an equidigital number, since it uses as much as digits as its factorization.

425061465613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 425061465613 in words is "four hundred twenty-five billion, sixty-one million, four hundred sixty-five thousand, six hundred thirteen".