13446111625 has 8 divisors (see below), whose sum is σ = 16780747464. Its totient is φ = 10756889200.

The previous prime is 13446111589. The next prime is 13446111649. The reversal of 13446111625 is 52611164431.

It can be written as a sum of positive squares in 4 ways, for example, as 2473968121 + 10972143504 = 49739^2 + 104748^2 .

It is not a de Polignac number, because 13446111625 - 2¹¹ = 13446109577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53784322 + ... + 53784571.

It is an arithmetic number, because the mean of its divisors is an integer number (2097593433).

Almost surely, 2^13446111625 is an apocalyptic number.

It is an amenable number.

13446111625 is a deficient number, since it is larger than the sum of its proper divisors (3334635839).

13446111625 is an equidigital number, since it uses as much as digits as its factorization.

13446111625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107568908 (or 107568898 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The spelling of 13446111625 in words is "thirteen billion, four hundred forty-six million, one hundred eleven thousand, six hundred twenty-five".