77045716406413 has 16 divisors (see below), whose sum is σ = 78344335378944. Its totient is φ = 75759843368880.

The previous prime is 77045716406369. The next prime is 77045716406459. The reversal of 77045716406413 is 31460461754077.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77045716406413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77045716436413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3248056 + ... + 12831262.

It is an arithmetic number, because the mean of its divisors is an integer number (4896520961184).

Almost surely, 2^{77045716406413} is an apocalyptic number.

It is an amenable number.

77045716406413 is a deficient number, since it is larger than the sum of its proper divisors (1298618972531).

77045716406413 is a wasteful number, since it uses less digits than its factorization.

77045716406413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9583872.

The product of its (nonzero) digits is 11854080, while the sum is 55.

The spelling of 77045716406413 in words is "seventy-seven trillion, forty-five billion, seven hundred sixteen million, four hundred six thousand, four hundred thirteen".