9065638372 has 18 divisors (see below), whose sum is σ = 18455049942. Its totient is φ = 3885273504.

The previous prime is 9065638367. The next prime is 9065638411. The reversal of 9065638372 is 2738365609.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5639409216 + 3426229156 = 75096^2 + 58534^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23126433 + ... + 23126824.

Almost surely, 2^9065638372 is an apocalyptic number.

It is an amenable number.

9065638372 is an abundant number, since it is smaller than the sum of its proper divisors (9389411570).

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

9065638372 is a wasteful number, since it uses less digits than its factorization.

9065638372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46253275 (or 46253266 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The square root of 9065638372 is about 95213.6459337631. The cubic root of 9065638372 is about 2085.1283687812.

The spelling of 9065638372 in words is "nine billion, sixty-five million, six hundred thirty-eight thousand, three hundred seventy-two".