76996927277 has 2 divisors, whose sum is σ = 76996927278. Its totient is φ = 76996927276.

The previous prime is 76996927261. The next prime is 76996927297. The reversal of 76996927277 is 77272969967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61536740356 + 15460186921 = 248066^2 + 124339^2 .

It is a cyclic number.

It is not a de Polignac number, because 76996927277 - 2⁴ = 76996927261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76996927277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76996927297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38498463638 + 38498463639.

It is an arithmetic number, because the mean of its divisors is an integer number (38498463639).

Almost surely, 2^76996927277 is an apocalyptic number.

It is an amenable number.

76996927277 is a deficient number, since it is larger than the sum of its proper divisors (1).

76996927277 is an equidigital number, since it uses as much as digits as its factorization.

76996927277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252047376, while the sum is 71.

The spelling of 76996927277 in words is "seventy-six billion, nine hundred ninety-six million, nine hundred twenty-seven thousand, two hundred seventy-seven".