12444635124 has 48 divisors (see below), whose sum is σ = 33961972800. Its totient is φ = 3929884128.

The previous prime is 12444635113. The next prime is 12444635149. The reversal of 12444635124 is 42153644421.

12444635124 is a `hidden beast` number, since 1 + 2 + 4 + 4 + 4 + 635 + 12 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3030267 + ... + 3034370.

It is an arithmetic number, because the mean of its divisors is an integer number (707541100).

Almost surely, 2^12444635124 is an apocalyptic number.

It is an amenable number.

12444635124 is an abundant number, since it is smaller than the sum of its proper divisors (21517337676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12444635124 is a wasteful number, since it uses less digits than its factorization.

12444635124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6064669 (or 6064661 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The spelling of 12444635124 in words is "twelve billion, four hundred forty-four million, six hundred thirty-five thousand, one hundred twenty-four".