78613238322 has 12 divisors (see below), whose sum is σ = 170328683070. Its totient is φ = 26204412768.

The previous prime is 78613238311. The next prime is 78613238377. The reversal of 78613238322 is 22383231687.

78613238322 is a `hidden beast` number, since 7 + 8 + 613 + 2 + 3 + 8 + 3 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 69627904641 + 8985333681 = 263871^2 + 94791^2 .

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, 2183701047 + ... + 2183701082.

Almost surely, 2^78613238322 is an apocalyptic number.

78613238322 is an abundant number, since it is smaller than the sum of its proper divisors (91715444748).

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

78613238322 is a wasteful number, since it uses less digits than its factorization.

78613238322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4367402137 (or 4367402134 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The spelling of 78613238322 in words is "seventy-eight billion, six hundred thirteen million, two hundred thirty-eight thousand, three hundred twenty-two".