72006789392 has 10 divisors (see below), whose sum is σ = 139513154478. Its totient is φ = 36003394688.

The previous prime is 72006789383. The next prime is 72006789397. The reversal of 72006789392 is 29398760027.

It can be written as a sum of positive squares in only one way, i.e., 65708144896 + 6298644496 = 256336^2 + 79364^2 .

It is not an unprimeable number, because it can be changed into a prime (72006789397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2250212153 + ... + 2250212184.

Almost surely, 2^72006789392 is an apocalyptic number.

It is an amenable number.

72006789392 is a deficient number, since it is larger than the sum of its proper divisors (67506365086).

72006789392 is a wasteful number, since it uses less digits than its factorization.

72006789392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500424345 (or 4500424339 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 72006789392 in words is "seventy-two billion, six million, seven hundred eighty-nine thousand, three hundred ninety-two".