72396794782 has 8 divisors (see below), whose sum is σ = 116948668536. Its totient is φ = 33413905272.

The previous prime is 72396794777. The next prime is 72396794791. The reversal of 72396794782 is 28749769327.

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

It is a congruent number.

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, 1392246028 + ... + 1392246079.

It is an arithmetic number, because the mean of its divisors is an integer number (14618583567).

Almost surely, 2^72396794782 is an apocalyptic number.

72396794782 is a deficient number, since it is larger than the sum of its proper divisors (44551873754).

72396794782 is a wasteful number, since it uses less digits than its factorization.

72396794782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784492122.

The product of its digits is 64012032, while the sum is 64.

The spelling of 72396794782 in words is "seventy-two billion, three hundred ninety-six million, seven hundred ninety-four thousand, seven hundred eighty-two".