76697821194 has 16 divisors (see below), whose sum is σ = 160065018432. Its totient is φ = 24454377728.

The previous prime is 76697821183. The next prime is 76697821243. The reversal of 76697821194 is 49112879667.

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 7 ways as a sum of consecutive naturals, for example, 277890519 + ... + 277890794.

It is an arithmetic number, because the mean of its divisors is an integer number (10004063652).

Almost surely, 2^76697821194 is an apocalyptic number.

76697821194 is an abundant number, since it is smaller than the sum of its proper divisors (83367197238).

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

76697821194 is a wasteful number, since it uses less digits than its factorization.

76697821194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555781341.

The product of its digits is 9144576, while the sum is 60.

The spelling of 76697821194 in words is "seventy-six billion, six hundred ninety-seven million, eight hundred twenty-one thousand, one hundred ninety-four".