77264122753 has 2 divisors, whose sum is σ = 77264122754. Its totient is φ = 77264122752.

The previous prime is 77264122729. The next prime is 77264122909. The reversal of 77264122753 is 35722146277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76103153424 + 1160969329 = 275868^2 + 34073^2 .

It is a cyclic number.

It is not a de Polignac number, because 77264122753 - 2⁹ = 77264122241 is a prime.

It is not a weakly prime, because it can be changed into another prime (77264122153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38632061376 + 38632061377.

It is an arithmetic number, because the mean of its divisors is an integer number (38632061377).

Almost surely, 2^77264122753 is an apocalyptic number.

It is an amenable number.

77264122753 is a deficient number, since it is larger than the sum of its proper divisors (1).

77264122753 is an equidigital number, since it uses as much as digits as its factorization.

77264122753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 987840, while the sum is 46.

The spelling of 77264122753 in words is "seventy-seven billion, two hundred sixty-four million, one hundred twenty-two thousand, seven hundred fifty-three".