12249448407 has 72 divisors (see below), whose sum is σ = 21318415872. Its totient is φ = 6750928800.

The previous prime is 12249448403. The next prime is 12249448433. The reversal of 12249448407 is 70484494221.

12249448407 is a `hidden beast` number, since 122 + 49 + 4 + 484 + 0 + 7 = 666.

It is not a de Polignac number, because 12249448407 - 2² = 12249448403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12249448403) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4523748 + ... + 4526454.

Almost surely, 2^12249448407 is an apocalyptic number.

12249448407 is a deficient number, since it is larger than the sum of its proper divisors (9068967465).

12249448407 is a wasteful number, since it uses less digits than its factorization.

12249448407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089 (or 3079 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 12249448407 in words is "twelve billion, two hundred forty-nine million, four hundred forty-eight thousand, four hundred seven".