72366608994 has 64 divisors (see below), whose sum is σ = 147584747520. Its totient is φ = 23651187840.

The previous prime is 72366608987. The next prime is 72366608999. The reversal of 72366608994 is 49980666327.

It is not an unprimeable number, because it can be changed into a prime (72366608999) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97924677 + ... + 97925415.

It is an arithmetic number, because the mean of its divisors is an integer number (2306011680).

Almost surely, 2^72366608994 is an apocalyptic number.

72366608994 is an abundant number, since it is smaller than the sum of its proper divisors (75218138526).

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

72366608994 is a wasteful number, since it uses less digits than its factorization.

72366608994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775.

The product of its (nonzero) digits is 23514624, while the sum is 60.

The spelling of 72366608994 in words is "seventy-two billion, three hundred sixty-six million, six hundred eight thousand, nine hundred ninety-four".