13561675025 has 12 divisors (see below), whose sum is σ = 17019087792. Its totient is φ = 10718623440.

The previous prime is 13561675021. The next prime is 13561675063. The reversal of 13561675025 is 52057616531.

It is not a de Polignac number, because 13561675025 - 2² = 13561675021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13561675021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3265799 + ... + 3269948.

It is an arithmetic number, because the mean of its divisors is an integer number (1418257316).

Almost surely, 2^13561675025 is an apocalyptic number.

It is an amenable number.

13561675025 is a deficient number, since it is larger than the sum of its proper divisors (3457412767).

13561675025 is an equidigital number, since it uses as much as digits as its factorization.

13561675025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6535840 (or 6535835 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 13561675025 in words is "thirteen billion, five hundred sixty-one million, six hundred seventy-five thousand, twenty-five".