77600468291 has 2 divisors, whose sum is σ = 77600468292. Its totient is φ = 77600468290.

The previous prime is 77600468263. The next prime is 77600468329. The reversal of 77600468291 is 19286400677.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77600468291 is a prime.

It is not a weakly prime, because it can be changed into another prime (77600468201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38800234145 + 38800234146.

It is an arithmetic number, because the mean of its divisors is an integer number (38800234146).

Almost surely, 2^77600468291 is an apocalyptic number.

77600468291 is a deficient number, since it is larger than the sum of its proper divisors (1).

77600468291 is an equidigital number, since it uses as much as digits as its factorization.

77600468291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 77600468291 in words is "seventy-seven billion, six hundred million, four hundred sixty-eight thousand, two hundred ninety-one".