14789877898657 has 2 divisors, whose sum is σ = 14789877898658. Its totient is φ = 14789877898656.

The previous prime is 14789877898651. The next prime is 14789877898703. The reversal of 14789877898657 is 75689877898741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11555811579456 + 3234066319201 = 3399384^2 + 1798351^2 .

It is a cyclic number.

It is not a de Polignac number, because 14789877898657 - 2¹¹ = 14789877896609 is a prime.

It is not a weakly prime, because it can be changed into another prime (14789877898651) 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, 7394938949328 + 7394938949329.

It is an arithmetic number, because the mean of its divisors is an integer number (7394938949329).

Almost surely, 2^{14789877898657} is an apocalyptic number.

It is an amenable number.

14789877898657 is a deficient number, since it is larger than the sum of its proper divisors (1).

14789877898657 is an equidigital number, since it uses as much as digits as its factorization.

14789877898657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95591301120, while the sum is 94.

The spelling of 14789877898657 in words is "fourteen trillion, seven hundred eighty-nine billion, eight hundred seventy-seven million, eight hundred ninety-eight thousand, six hundred fifty-seven".