76966483816 has 8 divisors (see below), whose sum is σ = 144312157170. Its totient is φ = 38483241904.

The previous prime is 76966483747. The next prime is 76966483819. The reversal of 76966483816 is 61838466967.

It can be written as a sum of positive squares in only one way, i.e., 52832861316 + 24133622500 = 229854^2 + 155350^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (76966483819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4810405231 + ... + 4810405246.

Almost surely, 2^76966483816 is an apocalyptic number.

It is an amenable number.

76966483816 is a deficient number, since it is larger than the sum of its proper divisors (67345673354).

76966483816 is a wasteful number, since it uses less digits than its factorization.

76966483816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9620810483 (or 9620810479 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 64.

The spelling of 76966483816 in words is "seventy-six billion, nine hundred sixty-six million, four hundred eighty-three thousand, eight hundred sixteen".