14718574477 has 2 divisors, whose sum is σ = 14718574478. Its totient is φ = 14718574476.

The previous prime is 14718574399. The next prime is 14718574487. The reversal of 14718574477 is 77447581741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11054209321 + 3664365156 = 105139^2 + 60534^2 .

It is a cyclic number.

It is not a de Polignac number, because 14718574477 - 2⁷ = 14718574349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14718574487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7359287238 + 7359287239.

It is an arithmetic number, because the mean of its divisors is an integer number (7359287239).

Almost surely, 2^14718574477 is an apocalyptic number.

It is an amenable number.

14718574477 is a deficient number, since it is larger than the sum of its proper divisors (1).

14718574477 is an equidigital number, since it uses as much as digits as its factorization.

14718574477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6146560, while the sum is 55.

The spelling of 14718574477 in words is "fourteen billion, seven hundred eighteen million, five hundred seventy-four thousand, four hundred seventy-seven".