77136467113 has 2 divisors, whose sum is σ = 77136467114. Its totient is φ = 77136467112.

The previous prime is 77136467101. The next prime is 77136467119. The reversal of 77136467113 is 31176463177.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70075090089 + 7061377024 = 264717^2 + 84032^2 .

It is a cyclic number.

It is not a de Polignac number, because 77136467113 - 2¹⁷ = 77136336041 is a prime.

It is not a weakly prime, because it can be changed into another prime (77136467119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38568233556 + 38568233557.

It is an arithmetic number, because the mean of its divisors is an integer number (38568233557).

Almost surely, 2^77136467113 is an apocalyptic number.

It is an amenable number.

77136467113 is a deficient number, since it is larger than the sum of its proper divisors (1).

77136467113 is an equidigital number, since it uses as much as digits as its factorization.

77136467113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 444528, while the sum is 46.

The spelling of 77136467113 in words is "seventy-seven billion, one hundred thirty-six million, four hundred sixty-seven thousand, one hundred thirteen".