13631663022425 has 96 divisors (see below), whose sum is σ = 20200929914880. Its totient is φ = 8921968070400.

The previous prime is 13631663022421. The next prime is 13631663022443. The reversal of 13631663022425 is 52422036613631.

It is a happy number.

It is not a de Polignac number, because 13631663022425 - 2² = 13631663022421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13631663022421) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5653944470 + ... + 5653946880.

It is an arithmetic number, because the mean of its divisors is an integer number (210426353280).

Almost surely, 2^{13631663022425} is an apocalyptic number.

It is an amenable number.

13631663022425 is a deficient number, since it is larger than the sum of its proper divisors (6569266892455).

13631663022425 is a wasteful number, since it uses less digits than its factorization.

13631663022425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863 (or 4858 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 13631663022425 in words is "thirteen trillion, six hundred thirty-one billion, six hundred sixty-three million, twenty-two thousand, four hundred twenty-five".