72715573514 has 8 divisors (see below), whose sum is σ = 111394070208. Its totient is φ = 35584216780.

The previous prime is 72715573487. The next prime is 72715573547. The reversal of 72715573514 is 41537551727.

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

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 386784872 + ... + 386785059.

It is an arithmetic number, because the mean of its divisors is an integer number (13924258776).

Almost surely, 2^72715573514 is an apocalyptic number.

72715573514 is a deficient number, since it is larger than the sum of its proper divisors (38678496694).

72715573514 is a wasteful number, since it uses less digits than its factorization.

72715573514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773569980.

The product of its digits is 1029000, while the sum is 47.

The spelling of 72715573514 in words is "seventy-two billion, seven hundred fifteen million, five hundred seventy-three thousand, five hundred fourteen".