78165675336 has 48 divisors (see below), whose sum is σ = 227318549040. Its totient is φ = 22333049760.

The previous prime is 78165675319. The next prime is 78165675337. The reversal of 78165675336 is 63357656187.

It is a super-2 number, since 2×78165675336² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78165675337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33232530 + ... + 33234881.

It is an arithmetic number, because the mean of its divisors is an integer number (4735803105).

Almost surely, 2^78165675336 is an apocalyptic number.

It is an amenable number.

78165675336 is an abundant number, since it is smaller than the sum of its proper divisors (149152873704).

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

78165675336 is a wasteful number, since it uses less digits than its factorization.

78165675336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66467434 (or 66467423 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 57.

The spelling of 78165675336 in words is "seventy-eight billion, one hundred sixty-five million, six hundred seventy-five thousand, three hundred thirty-six".