72363240915212 has 24 divisors (see below), whose sum is σ = 136401027986496. Its totient is φ = 33392504383488.

The previous prime is 72363240915191. The next prime is 72363240915233. The reversal of 72363240915212 is 21251904236327.

It is an interprime number because it is at equal distance from previous prime (72363240915191) and next prime (72363240915233).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122922293 + ... + 123509580.

It is an arithmetic number, because the mean of its divisors is an integer number (5683376166104).

Almost surely, 2^{72363240915212} is an apocalyptic number.

It is an amenable number.

72363240915212 is a deficient number, since it is larger than the sum of its proper divisors (64037787071284).

72363240915212 is a wasteful number, since it uses less digits than its factorization.

72363240915212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246437537 (or 246437535 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 72363240915212 in words is "seventy-two trillion, three hundred sixty-three billion, two hundred forty million, nine hundred fifteen thousand, two hundred twelve".