77700064162351 has 2 divisors, whose sum is σ = 77700064162352. Its totient is φ = 77700064162350.

The previous prime is 77700064162307. The next prime is 77700064162361. The reversal of 77700064162351 is 15326146000777.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77700064162351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77700064162295 and 77700064162304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77700064162361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38850032081175 + 38850032081176.

It is an arithmetic number, because the mean of its divisors is an integer number (38850032081176).

Almost surely, 2^{77700064162351} is an apocalyptic number.

77700064162351 is a deficient number, since it is larger than the sum of its proper divisors (1).

77700064162351 is an equidigital number, since it uses as much as digits as its factorization.

77700064162351 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 49.

The spelling of 77700064162351 in words is "seventy-seven trillion, seven hundred billion, sixty-four million, one hundred sixty-two thousand, three hundred fifty-one".