425617204715 has 16 divisors (see below), whose sum is σ = 542632193280. Its totient is φ = 319867390080.

The previous prime is 425617204699. The next prime is 425617204721. The reversal of 425617204715 is 517402716524.

It is a happy number.

It is not a de Polignac number, because 425617204715 - 2⁴ = 425617204699 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39660731 + ... + 39671460.

It is an arithmetic number, because the mean of its divisors is an integer number (33914512080).

Almost surely, 2^425617204715 is an apocalyptic number.

425617204715 is a deficient number, since it is larger than the sum of its proper divisors (117014988565).

425617204715 is a wasteful number, since it uses less digits than its factorization.

425617204715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79332262.

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 425617204715 in words is "four hundred twenty-five billion, six hundred seventeen million, two hundred four thousand, seven hundred fifteen".