76940121364 has 96 divisors (see below), whose sum is σ = 152825460480. Its totient is φ = 33693800448.

The previous prime is 76940121301. The next prime is 76940121389. The reversal of 76940121364 is 46312104967.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 76940121364.

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 31 ways as a sum of consecutive naturals, for example, 18088662 + ... + 18092914.

It is an arithmetic number, because the mean of its divisors is an integer number (1591931880).

Almost surely, 2^76940121364 is an apocalyptic number.

It is an amenable number.

76940121364 is a deficient number, since it is larger than the sum of its proper divisors (75885339116).

76940121364 is a wasteful number, since it uses less digits than its factorization.

76940121364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609 (or 4607 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 76940121364 in words is "seventy-six billion, nine hundred forty million, one hundred twenty-one thousand, three hundred sixty-four".