14005710077621 has 2 divisors, whose sum is σ = 14005710077622. Its totient is φ = 14005710077620.

The previous prime is 14005710077537. The next prime is 14005710077627. The reversal of 14005710077621 is 12677001750041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11924935562500 + 2080774515121 = 3453250^2 + 1442489^2 .

It is a cyclic number.

It is not a de Polignac number, because 14005710077621 - 2³⁰ = 14004636335797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14005710077627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7002855038810 + 7002855038811.

It is an arithmetic number, because the mean of its divisors is an integer number (7002855038811).

Almost surely, 2^{14005710077621} is an apocalyptic number.

It is an amenable number.

14005710077621 is a deficient number, since it is larger than the sum of its proper divisors (1).

14005710077621 is an equidigital number, since it uses as much as digits as its factorization.

14005710077621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82320, while the sum is 41.

The spelling of 14005710077621 in words is "fourteen trillion, five billion, seven hundred ten million, seventy-seven thousand, six hundred twenty-one".