72283032896 has 14 divisors (see below), whose sum is σ = 143436643530. Its totient is φ = 36141516416.

The previous prime is 72283032889. The next prime is 72283032917. The reversal of 72283032896 is 69823038227.

It can be written as a sum of positive squares in only one way, i.e., 55383032896 + 16900000000 = 235336^2 + 130000^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564711131 + ... + 564711258.

Almost surely, 2^72283032896 is an apocalyptic number.

It is an amenable number.

72283032896 is a deficient number, since it is larger than the sum of its proper divisors (71153610634).

72283032896 is a wasteful number, since it uses less digits than its factorization.

72283032896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129422401 (or 1129422391 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 72283032896 in words is "seventy-two billion, two hundred eighty-three million, thirty-two thousand, eight hundred ninety-six".