72366889139434 has 8 divisors (see below), whose sum is σ = 108699646412448. Its totient is φ = 36133673668620.

The previous prime is 72366889139399. The next prime is 72366889139453. The reversal of 72366889139434 is 43493198866327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24885448732 + ... + 24885451639.

It is an arithmetic number, because the mean of its divisors is an integer number (13587455801556).

Almost surely, 2^{72366889139434} is an apocalyptic number.

72366889139434 is a deficient number, since it is larger than the sum of its proper divisors (36332757273014).

72366889139434 is a wasteful number, since it uses less digits than its factorization.

72366889139434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49770901100.

The product of its digits is 1128701952, while the sum is 73.

The spelling of 72366889139434 in words is "seventy-two trillion, three hundred sixty-six billion, eight hundred eighty-nine million, one hundred thirty-nine thousand, four hundred thirty-four".