76277716440 has 64 divisors (see below), whose sum is σ = 230348655360. Its totient is φ = 20206012800.

The previous prime is 76277716423. The next prime is 76277716447. The reversal of 76277716440 is 4461777267.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76277716447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2086674 + ... + 2122913.

It is an arithmetic number, because the mean of its divisors is an integer number (3599197740).

Almost surely, 2^76277716440 is an apocalyptic number.

It is an amenable number.

76277716440 is an abundant number, since it is smaller than the sum of its proper divisors (154070938920).

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

76277716440 is a wasteful number, since it uses less digits than its factorization.

76277716440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4209752 (or 4209748 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 51.

The spelling of 76277716440 in words is "seventy-six billion, two hundred seventy-seven million, seven hundred sixteen thousand, four hundred forty".