76870776384 has 224 divisors, whose sum is σ = 245556633600. Its totient is φ = 23491607040.

The previous prime is 76870776377. The next prime is 76870776419. The reversal of 76870776384 is 48367707867.

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, 980029 + ... + 1055555.

Almost surely, 2^76870776384 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 76870776384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122778316800).

76870776384 is an abundant number, since it is smaller than the sum of its proper divisors (168685857216).

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

76870776384 is a wasteful number, since it uses less digits than its factorization.

76870776384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75598 (or 75582 counting only the distinct ones).

The product of its (nonzero) digits is 66382848, while the sum is 63.

The spelling of 76870776384 in words is "seventy-six billion, eight hundred seventy million, seven hundred seventy-six thousand, three hundred eighty-four".