20343403244 has 6 divisors (see below), whose sum is σ = 35600955684. Its totient is φ = 10171701620.

The previous prime is 20343403237. The next prime is 20343403259. The reversal of 20343403244 is 44230434302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2542925402 + ... + 2542925409.

It is an arithmetic number, because the mean of its divisors is an integer number (5933492614).

Almost surely, 2^20343403244 is an apocalyptic number.

It is an amenable number.

20343403244 is a deficient number, since it is larger than the sum of its proper divisors (15257552440).

20343403244 is a wasteful number, since it uses less digits than its factorization.

20343403244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5085850815 (or 5085850813 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 20343403244 its reverse (44230434302), we get a palindrome (64573837546).

The spelling of 20343403244 in words is "twenty billion, three hundred forty-three million, four hundred three thousand, two hundred forty-four".