425117660413 has 4 divisors (see below), whose sum is σ = 425119112640. Its totient is φ = 425116208188.

The previous prime is 425117660393. The next prime is 425117660437. The reversal of 425117660413 is 314066711524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425117660413 - 2⁵ = 425117660381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425117660483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116293 + ... + 929386.

It is an arithmetic number, because the mean of its divisors is an integer number (106279778160).

Almost surely, 2^425117660413 is an apocalyptic number.

It is an amenable number.

425117660413 is a deficient number, since it is larger than the sum of its proper divisors (1452227).

425117660413 is a wasteful number, since it uses less digits than its factorization.

425117660413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452226.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 425117660413 in words is "four hundred twenty-five billion, one hundred seventeen million, six hundred sixty thousand, four hundred thirteen".