72328711474 has 8 divisors (see below), whose sum is σ = 111139239708. Its totient is φ = 35282298240.

The previous prime is 72328711421. The next prime is 72328711493. The reversal of 72328711474 is 47411782327.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65437221249 + 6891490225 = 255807^2 + 83015^2 .

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, 441028647 + ... + 441028810.

Almost surely, 2^72328711474 is an apocalyptic number.

72328711474 is a deficient number, since it is larger than the sum of its proper divisors (38810528234).

72328711474 is a wasteful number, since it uses less digits than its factorization.

72328711474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882057500.

The product of its digits is 526848, while the sum is 46.

The spelling of 72328711474 in words is "seventy-two billion, three hundred twenty-eight million, seven hundred eleven thousand, four hundred seventy-four".