14863998725 has 6 divisors (see below), whose sum is σ = 18431358450. Its totient is φ = 11891198960.

The previous prime is 14863998659. The next prime is 14863998767. The reversal of 14863998725 is 52789936841.

It is a Cunningham number, because it is equal to 121918²+1.

It can be written as a sum of positive squares in 3 ways, for example, as 1 + 14863998724 = 1^2 + 121918^2 .

It is a de Polignac number, because none of the positive numbers 2^k-14863998725 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 297279950 + ... + 297279999.

It is an arithmetic number, because the mean of its divisors is an integer number (3071893075).

Almost surely, 2^14863998725 is an apocalyptic number.

It is an amenable number.

14863998725 is a deficient number, since it is larger than the sum of its proper divisors (3567359725).

14863998725 is an equidigital number, since it uses as much as digits as its factorization.

14863998725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594559959 (or 594559954 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 62.

The spelling of 14863998725 in words is "fourteen billion, eight hundred sixty-three million, nine hundred ninety-eight thousand, seven hundred twenty-five".