72387303276 has 24 divisors (see below), whose sum is σ = 169031027200. Its totient is φ = 24110912592.

The previous prime is 72387303227. The next prime is 72387303277. The reversal of 72387303276 is 67230378327.

It is not an unprimeable number, because it can be changed into a prime (72387303277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2256976 + ... + 2288823.

Almost surely, 2^72387303276 is an apocalyptic number.

It is an amenable number.

72387303276 is an abundant number, since it is smaller than the sum of its proper divisors (96643723924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72387303276 is a wasteful number, since it uses less digits than its factorization.

72387303276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4547133 (or 4547131 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 48.

The spelling of 72387303276 in words is "seventy-two billion, three hundred eighty-seven million, three hundred three thousand, two hundred seventy-six".