8465545320 has 32 divisors (see below), whose sum is σ = 25396636320. Its totient is φ = 2257478720.

The previous prime is 8465545307. The next prime is 8465545391. The reversal of 8465545320 is 235455648.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35272986 + ... + 35273225.

It is an arithmetic number, because the mean of its divisors is an integer number (793644885).

Almost surely, 2^8465545320 is an apocalyptic number.

It is an amenable number.

8465545320 is an abundant number, since it is smaller than the sum of its proper divisors (16931091000).

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

8465545320 is a wasteful number, since it uses less digits than its factorization.

8465545320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70546225 (or 70546221 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

The square root of 8465545320 is about 92008.3980949565. The cubic root of 8465545320 is about 2038.0663241641.

The spelling of 8465545320 in words is "eight billion, four hundred sixty-five million, five hundred forty-five thousand, three hundred twenty".