72327740373 has 32 divisors (see below), whose sum is σ = 122581356800. Its totient is φ = 41289067008.

The previous prime is 72327740311. The next prime is 72327740417. The reversal of 72327740373 is 37304772327.

72327740373 is a `hidden beast` number, since 7 + 2 + 3 + 277 + 4 + 0 + 373 = 666.

It is not a de Polignac number, because 72327740373 - 2¹⁰ = 72327739349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72327740273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1065 + ... + 380337.

It is an arithmetic number, because the mean of its divisors is an integer number (3830667400).

Almost surely, 2^72327740373 is an apocalyptic number.

It is an amenable number.

72327740373 is a deficient number, since it is larger than the sum of its proper divisors (50253616427).

72327740373 is a wasteful number, since it uses less digits than its factorization.

72327740373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380298 (or 380292 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 45.

The spelling of 72327740373 in words is "seventy-two billion, three hundred twenty-seven million, seven hundred forty thousand, three hundred seventy-three".