12436361444 has 24 divisors (see below), whose sum is σ = 23982826560. Its totient is φ = 5606373024.

The previous prime is 12436361423. The next prime is 12436361453. The reversal of 12436361444 is 44416363421.

It is a junction number, because it is equal to n+sod(n) for n = 12436361398 and 12436361407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2778704 + ... + 2783175.

It is an arithmetic number, because the mean of its divisors is an integer number (999284440).

Almost surely, 2^12436361444 is an apocalyptic number.

It is an amenable number.

12436361444 is a deficient number, since it is larger than the sum of its proper divisors (11546465116).

12436361444 is a wasteful number, since it uses less digits than its factorization.

12436361444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5561939 (or 5561937 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The spelling of 12436361444 in words is "twelve billion, four hundred thirty-six million, three hundred sixty-one thousand, four hundred forty-four".