11512536623425 has 6 divisors (see below), whose sum is σ = 14275545413078. Its totient is φ = 9210029298720.

The previous prime is 11512536623383. The next prime is 11512536623513. The reversal of 11512536623425 is 52432663521511.

11512536623425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2961286863921 + 8551249759504 = 1720839^2 + 2924252^2 .

It is not a de Polignac number, because 11512536623425 - 2²⁵ = 11512503068993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230250732444 + ... + 230250732493.

Almost surely, 2^{11512536623425} is an apocalyptic number.

It is an amenable number.

11512536623425 is a deficient number, since it is larger than the sum of its proper divisors (2763008789653).

11512536623425 is an equidigital number, since it uses as much as digits as its factorization.

11512536623425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460501464947 (or 460501464942 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 46.

The spelling of 11512536623425 in words is "eleven trillion, five hundred twelve billion, five hundred thirty-six million, six hundred twenty-three thousand, four hundred twenty-five".