11531634114625 has 16 divisors (see below), whose sum is σ = 14391726248016. Its totient is φ = 9225149040000.

The previous prime is 11531634114617. The next prime is 11531634114629. The reversal of 11531634114625 is 52641143613511.

It can be written as a sum of positive squares in 8 ways, for example, as 8764039209744 + 2767594904881 = 2960412^2 + 1663609^2 .

It is not a de Polignac number, because 11531634114625 - 2³ = 11531634114617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11531634114629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6816175 + ... + 8338075.

It is an arithmetic number, because the mean of its divisors is an integer number (899482890501).

Almost surely, 2^{11531634114625} is an apocalyptic number.

It is an amenable number.

11531634114625 is a deficient number, since it is larger than the sum of its proper divisors (2860092133391).

11531634114625 is an equidigital number, since it uses as much as digits as its factorization.

11531634114625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582533 (or 1582523 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The spelling of 11531634114625 in words is "eleven trillion, five hundred thirty-one billion, six hundred thirty-four million, one hundred fourteen thousand, six hundred twenty-five".