11744774425 has 6 divisors (see below), whose sum is σ = 14563520318. Its totient is φ = 9395819520.

The previous prime is 11744774389. The next prime is 11744774491. The reversal of 11744774425 is 52447744711.

It can be written as a sum of positive squares in 3 ways, for example, as 2712743056 + 9032031369 = 52084^2 + 95037^2 .

It is not a de Polignac number, because 11744774425 - 2²⁹ = 11207903513 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, 234895464 + ... + 234895513.

Almost surely, 2^11744774425 is an apocalyptic number.

It is an amenable number.

11744774425 is a deficient number, since it is larger than the sum of its proper divisors (2818745893).

11744774425 is an equidigital number, since it uses as much as digits as its factorization.

11744774425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469790987 (or 469790982 counting only the distinct ones).

The product of its digits is 878080, while the sum is 46.

The spelling of 11744774425 in words is "eleven billion, seven hundred forty-four million, seven hundred seventy-four thousand, four hundred twenty-five".