77045713040323 has 2 divisors, whose sum is σ = 77045713040324. Its totient is φ = 77045713040322.

The previous prime is 77045713040321. The next prime is 77045713040333. The reversal of 77045713040323 is 32304031754077.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77045713040323 - 2¹ = 77045713040321 is a prime.

Together with 77045713040321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (77045713040321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38522856520161 + 38522856520162.

It is an arithmetic number, because the mean of its divisors is an integer number (38522856520162).

Almost surely, 2^{77045713040323} is an apocalyptic number.

77045713040323 is a deficient number, since it is larger than the sum of its proper divisors (1).

77045713040323 is an equidigital number, since it uses as much as digits as its factorization.

77045713040323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1481760, while the sum is 46.

The spelling of 77045713040323 in words is "seventy-seven trillion, forty-five billion, seven hundred thirteen million, forty thousand, three hundred twenty-three".