402502317045 has 32 divisors (see below), whose sum is σ = 683513873280. Its totient is φ = 201558128640.

The previous prime is 402502317013. The next prime is 402502317071. The reversal of 402502317045 is 540713205204.

It is not a de Polignac number, because 402502317045 - 2⁵ = 402502317013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402502316997 and 402502317015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1776736 + ... + 1990425.

It is an arithmetic number, because the mean of its divisors is an integer number (21359808540).

Almost surely, 2^402502317045 is an apocalyptic number.

It is an amenable number.

402502317045 is a deficient number, since it is larger than the sum of its proper divisors (281011556235).

402502317045 is a wasteful number, since it uses less digits than its factorization.

402502317045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767605.

The product of its (nonzero) digits is 33600, while the sum is 33.

The spelling of 402502317045 in words is "four hundred two billion, five hundred two million, three hundred seventeen thousand, forty-five".