76925471856 has 80 divisors (see below), whose sum is σ = 200865977088. Its totient is φ = 25366924800.

The previous prime is 76925471809. The next prime is 76925471873. The reversal of 76925471856 is 65817452967.

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 76925471856.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668636 + ... + 1714116.

Almost surely, 2^76925471856 is an apocalyptic number.

It is an amenable number.

76925471856 is an abundant number, since it is smaller than the sum of its proper divisors (123940505232).

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

76925471856 is a wasteful number, since it uses less digits than its factorization.

76925471856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45870 (or 45864 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 60.

The spelling of 76925471856 in words is "seventy-six billion, nine hundred twenty-five million, four hundred seventy-one thousand, eight hundred fifty-six".