14064697657 has 2 divisors, whose sum is σ = 14064697658. Its totient is φ = 14064697656.

The previous prime is 14064697589. The next prime is 14064697721. The reversal of 14064697657 is 75679646041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7085598976 + 6979098681 = 84176^2 + 83541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14064697657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14064697598 and 14064697607.

It is not a weakly prime, because it can be changed into another prime (14064677657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7032348828 + 7032348829.

It is an arithmetic number, because the mean of its divisors is an integer number (7032348829).

Almost surely, 2^14064697657 is an apocalyptic number.

It is an amenable number.

14064697657 is a deficient number, since it is larger than the sum of its proper divisors (1).

14064697657 is an equidigital number, since it uses as much as digits as its factorization.

14064697657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 14064697657 in words is "fourteen billion, sixty-four million, six hundred ninety-seven thousand, six hundred fifty-seven".