76999737968 has 20 divisors (see below), whose sum is σ = 149195757408. Its totient is φ = 38497607040.

The previous prime is 76999737937. The next prime is 76999737979. The reversal of 76999737968 is 86973799967.

It is a junction number, because it is equal to n+sod(n) for n = 76999737892 and 76999737901.

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 3 ways as a sum of consecutive naturals, for example, 158780 + ... + 423332.

Almost surely, 2^76999737968 is an apocalyptic number.

It is an amenable number.

76999737968 is a deficient number, since it is larger than the sum of its proper divisors (72196019440).

76999737968 is a wasteful number, since it uses less digits than its factorization.

76999737968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282752 (or 282746 counting only the distinct ones).

The product of its digits is 1944365472, while the sum is 80.

The spelling of 76999737968 in words is "seventy-six billion, nine hundred ninety-nine million, seven hundred thirty-seven thousand, nine hundred sixty-eight".