77586751276313 has 2 divisors, whose sum is σ = 77586751276314. Its totient is φ = 77586751276312.

The previous prime is 77586751276247. The next prime is 77586751276319. The reversal of 77586751276313 is 31367215768577.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70583572368409 + 7003178907904 = 8401403^2 + 2646352^2 .

It is a cyclic number.

It is not a de Polignac number, because 77586751276313 - 2⁸ = 77586751276057 is a prime.

It is a super-2 number, since 2×77586751276313² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (77586751276319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38793375638156 + 38793375638157.

It is an arithmetic number, because the mean of its divisors is an integer number (38793375638157).

Almost surely, 2^{77586751276313} is an apocalyptic number.

It is an amenable number.

77586751276313 is a deficient number, since it is larger than the sum of its proper divisors (1).

77586751276313 is an equidigital number, since it uses as much as digits as its factorization.

77586751276313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311169600, while the sum is 68.

The spelling of 77586751276313 in words is "seventy-seven trillion, five hundred eighty-six billion, seven hundred fifty-one million, two hundred seventy-six thousand, three hundred thirteen".