14004012625 has 16 divisors (see below), whose sum is σ = 17480393424. Its totient is φ = 11201040000.

The previous prime is 14004012619. The next prime is 14004012647. The reversal of 14004012625 is 52621040041.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 55457809 + 13948554816 = 7447^2 + 118104^2 .

It is not a de Polignac number, because 14004012625 - 2¹³ = 14004004433 is a prime.

It is a super-2 number, since 2×14004012625² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14004012625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1051005 + ... + 1064245.

It is an arithmetic number, because the mean of its divisors is an integer number (1092524589).

Almost surely, 2^14004012625 is an apocalyptic number.

It is an amenable number.

14004012625 is a deficient number, since it is larger than the sum of its proper divisors (3476380799).

14004012625 is an equidigital number, since it uses as much as digits as its factorization.

14004012625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21717 (or 21707 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 14004012625 its reverse (52621040041), we get a palindrome (66625052666).

The spelling of 14004012625 in words is "fourteen billion, four million, twelve thousand, six hundred twenty-five".