672417573465 has 16 divisors (see below), whose sum is σ = 1173674310336. Its totient is φ = 326020641600.

The previous prime is 672417573439. The next prime is 672417573497. The reversal of 672417573465 is 564375714276.

It is not a de Polignac number, because 672417573465 - 2²⁰ = 672416524889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2037628846 + ... + 2037629175.

It is an arithmetic number, because the mean of its divisors is an integer number (73354644396).

Almost surely, 2^672417573465 is an apocalyptic number.

It is an amenable number.

672417573465 is a deficient number, since it is larger than the sum of its proper divisors (501256736871).

672417573465 is a wasteful number, since it uses less digits than its factorization.

672417573465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075258040.

The product of its digits is 29635200, while the sum is 57.

The spelling of 672417573465 in words is "six hundred seventy-two billion, four hundred seventeen million, five hundred seventy-three thousand, four hundred sixty-five".