14001435625 has 20 divisors (see below), whose sum is σ = 18099534420. Its totient is φ = 10814888000.

The previous prime is 14001435599. The next prime is 14001435629. The reversal of 14001435625 is 52653410041.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 6231365721 + 7770069904 = 78939^2 + 88148^2 .

It is not a de Polignac number, because 14001435625 - 2⁵ = 14001435593 is a prime.

It is a super-2 number, since 2×14001435625² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14001435629) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 368122 + ... + 404371.

It is an arithmetic number, because the mean of its divisors is an integer number (904976721).

Almost surely, 2^14001435625 is an apocalyptic number.

It is an amenable number.

14001435625 is a deficient number, since it is larger than the sum of its proper divisors (4098098795).

14001435625 is an frugal number, since it uses more digits than its factorization.

14001435625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772542 (or 772527 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 14001435625 its reverse (52653410041), we get a palindrome (66654845666).

The spelling of 14001435625 in words is "fourteen billion, one million, four hundred thirty-five thousand, six hundred twenty-five".