425768534279 has 16 divisors (see below), whose sum is σ = 465239255040. Its totient is φ = 386425769760.

The previous prime is 425768534267. The next prime is 425768534333. The reversal of 425768534279 is 972435867524.

It is a cyclic number.

It is not a de Polignac number, because 425768534279 - 2²⁴ = 425751757063 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 (425768534239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17346914 + ... + 17371440.

It is an arithmetic number, because the mean of its divisors is an integer number (29077453440).

Almost surely, 2^425768534279 is an apocalyptic number.

425768534279 is a deficient number, since it is larger than the sum of its proper divisors (39470720761).

425768534279 is a wasteful number, since it uses less digits than its factorization.

425768534279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27070.

The product of its digits is 101606400, while the sum is 62.

The spelling of 425768534279 in words is "four hundred twenty-five billion, seven hundred sixty-eight million, five hundred thirty-four thousand, two hundred seventy-nine".