12837632844 has 24 divisors (see below), whose sum is σ = 29985480448. Its totient is φ = 4274781840.

The previous prime is 12837632837. The next prime is 12837632867. The reversal of 12837632844 is 44823673821.

It is a junction number, because it is equal to n+sod(n) for n = 12837632793 and 12837632802.

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, 541552 + ... + 564759.

Almost surely, 2^12837632844 is an apocalyptic number.

It is an amenable number.

12837632844 is an abundant number, since it is smaller than the sum of its proper divisors (17147847604).

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

12837632844 is a wasteful number, since it uses less digits than its factorization.

12837632844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107285 (or 1107283 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The spelling of 12837632844 in words is "twelve billion, eight hundred thirty-seven million, six hundred thirty-two thousand, eight hundred forty-four".