13798567625 has 8 divisors (see below), whose sum is σ = 17220612552. Its totient is φ = 11038854000.

The previous prime is 13798567621. The next prime is 13798567661. The reversal of 13798567625 is 52676589731.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1682722441 + 12115845184 = 41021^2 + 110072^2 .

It is not a de Polignac number, because 13798567625 - 2² = 13798567621 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13798567621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55194146 + ... + 55194395.

It is an arithmetic number, because the mean of its divisors is an integer number (2152576569).

Almost surely, 2^13798567625 is an apocalyptic number.

It is an amenable number.

13798567625 is a deficient number, since it is larger than the sum of its proper divisors (3422044927).

13798567625 is an equidigital number, since it uses as much as digits as its factorization.

13798567625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110388556 (or 110388546 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 59.

The spelling of 13798567625 in words is "thirteen billion, seven hundred ninety-eight million, five hundred sixty-seven thousand, six hundred twenty-five".