72370553739 has 16 divisors (see below), whose sum is σ = 105324795264. Its totient is φ = 43836552000.

The previous prime is 72370553711. The next prime is 72370553741. The reversal of 72370553739 is 93735507327.

It is not a de Polignac number, because 72370553739 - 2¹¹ = 72370551691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72370553691 and 72370553700.

It is not an unprimeable number, because it can be changed into a prime (72370553779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549409 + ... + 668274.

It is an arithmetic number, because the mean of its divisors is an integer number (6582799704).

Almost surely, 2^72370553739 is an apocalyptic number.

72370553739 is a deficient number, since it is larger than the sum of its proper divisors (32954241525).

72370553739 is a wasteful number, since it uses less digits than its factorization.

72370553739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219498.

The product of its (nonzero) digits is 4167450, while the sum is 51.

The spelling of 72370553739 in words is "seventy-two billion, three hundred seventy million, five hundred fifty-three thousand, seven hundred thirty-nine".