76372920273920 has 352 divisors, whose sum is σ = 193418819371008. Its totient is φ = 28879138455552.

The previous prime is 76372920273913. The next prime is 76372920273971. The reversal of 76372920273920 is 2937202927367.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 76372920273920.

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 31 ways as a sum of consecutive naturals, for example, 3933292052 + ... + 3933311468.

It is an arithmetic number, because the mean of its divisors is an integer number (549485282304).

Almost surely, 2^{76372920273920} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76372920273920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96709409685504).

76372920273920 is an abundant number, since it is smaller than the sum of its proper divisors (117045899097088).

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

76372920273920 is a wasteful number, since it uses less digits than its factorization.

76372920273920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19855 (or 19837 counting only the distinct ones).

The product of its (nonzero) digits is 24004512, while the sum is 59.

The spelling of 76372920273920 in words is "seventy-six trillion, three hundred seventy-two billion, nine hundred twenty million, two hundred seventy-three thousand, nine hundred twenty".