8216925464 has 16 divisors (see below), whose sum is σ = 16807347720. Its totient is φ = 3734966080.

The previous prime is 8216925449. The next prime is 8216925473. The reversal of 8216925464 is 4645296128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46686989 + ... + 46687164.

Almost surely, 2^8216925464 is an apocalyptic number.

It is an amenable number.

8216925464 is an abundant number, since it is smaller than the sum of its proper divisors (8590422256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8216925464 is a wasteful number, since it uses less digits than its factorization.

8216925464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93374170 (or 93374166 counting only the distinct ones).

The product of its digits is 829440, while the sum is 47.

The square root of 8216925464 is about 90647.2584472360. The cubic root of 8216925464 is about 2017.9161485706.

The spelling of 8216925464 in words is "eight billion, two hundred sixteen million, nine hundred twenty-five thousand, four hundred sixty-four".