20344336412 has 48 divisors (see below), whose sum is σ = 38301379200. Its totient is φ = 9425782080.

The previous prime is 20344336409. The next prime is 20344336451. The reversal of 20344336412 is 21463344302.

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, 1325639 + ... + 1340897.

It is an arithmetic number, because the mean of its divisors is an integer number (797945400).

Almost surely, 2^20344336412 is an apocalyptic number.

It is an amenable number.

20344336412 is a deficient number, since it is larger than the sum of its proper divisors (17957042788).

20344336412 is a wasteful number, since it uses less digits than its factorization.

20344336412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15666 (or 15664 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

The spelling of 20344336412 in words is "twenty billion, three hundred forty-four million, three hundred thirty-six thousand, four hundred twelve".