72700613163 has 12 divisors (see below), whose sum is σ = 105027571168. Its totient is φ = 48459887280.

The previous prime is 72700613143. The next prime is 72700613287. The reversal of 72700613163 is 36131600727.

72700613163 is a `hidden beast` number, since 7 + 27 + 0 + 0 + 613 + 16 + 3 = 666.

It is not a de Polignac number, because 72700613163 - 2¹³ = 72700604971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72700613113) 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, 534595 + ... + 656652.

Almost surely, 2^72700613163 is an apocalyptic number.

72700613163 is a deficient number, since it is larger than the sum of its proper divisors (32326958005).

72700613163 is a wasteful number, since it uses less digits than its factorization.

72700613163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198034 (or 1198031 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The spelling of 72700613163 in words is "seventy-two billion, seven hundred million, six hundred thirteen thousand, one hundred sixty-three".