11945476225 has 24 divisors (see below), whose sum is σ = 15735104000. Its totient is φ = 8970315840.

The previous prime is 11945476223. The next prime is 11945476247. The reversal of 11945476225 is 52267454911.

It is not a de Polignac number, because 11945476225 - 2¹ = 11945476223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11945476223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63585 + ... + 167134.

Almost surely, 2^11945476225 is an apocalyptic number.

It is an amenable number.

11945476225 is a deficient number, since it is larger than the sum of its proper divisors (3789627775).

11945476225 is a wasteful number, since it uses less digits than its factorization.

11945476225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230857 (or 230852 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The spelling of 11945476225 in words is "eleven billion, nine hundred forty-five million, four hundred seventy-six thousand, two hundred twenty-five".