72320670876 has 24 divisors (see below), whose sum is σ = 168754587904. Its totient is φ = 24105982320.

The previous prime is 72320670859. The next prime is 72320670883. The reversal of 72320670876 is 67807602327.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270291 + ... + 466581.

Almost surely, 2^72320670876 is an apocalyptic number.

It is an amenable number.

72320670876 is an abundant number, since it is smaller than the sum of its proper divisors (96433917028).

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

72320670876 is a wasteful number, since it uses less digits than its factorization.

72320670876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227001 (or 226999 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 48.

The spelling of 72320670876 in words is "seventy-two billion, three hundred twenty million, six hundred seventy thousand, eight hundred seventy-six".