77044544416351 has 2 divisors, whose sum is σ = 77044544416352. Its totient is φ = 77044544416350.

The previous prime is 77044544416327. The next prime is 77044544416481. The reversal of 77044544416351 is 15361444544077.

It is a weak prime.

It is an emirp because it is prime and its reverse (15361444544077) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77044544416351 - 2³⁷ = 76907105462879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77044544416292 and 77044544416301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77044544446351) 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, 38522272208175 + 38522272208176.

It is an arithmetic number, because the mean of its divisors is an integer number (38522272208176).

Almost surely, 2^{77044544416351} is an apocalyptic number.

77044544416351 is a deficient number, since it is larger than the sum of its proper divisors (1).

77044544416351 is an equidigital number, since it uses as much as digits as its factorization.

77044544416351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22579200, while the sum is 55.

The spelling of 77044544416351 in words is "seventy-seven trillion, forty-four billion, five hundred forty-four million, four hundred sixteen thousand, three hundred fifty-one".