20334020344 has 32 divisors (see below), whose sum is σ = 41682619440. Its totient is φ = 9222668800.

The previous prime is 20334020323. The next prime is 20334020401. The reversal of 20334020344 is 44302043302.

It is a congruent number.

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, 210049 + ... + 291184.

Almost surely, 2^20334020344 is an apocalyptic number.

It is an amenable number.

20334020344 is an abundant number, since it is smaller than the sum of its proper divisors (21348599096).

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

20334020344 is a wasteful number, since it uses less digits than its factorization.

20334020344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501711 (or 501707 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 20334020344 its reverse (44302043302), we get a palindrome (64636063646).

The spelling of 20334020344 in words is "twenty billion, three hundred thirty-four million, twenty thousand, three hundred forty-four".