20675944334 has 4 divisors (see below), whose sum is σ = 31013916504. Its totient is φ = 10337972166.

The previous prime is 20675944319. The next prime is 20675944363. The reversal of 20675944334 is 43344957602.

20675944334 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5168986082 + ... + 5168986085.

It is an arithmetic number, because the mean of its divisors is an integer number (7753479126).

Almost surely, 2^20675944334 is an apocalyptic number.

20675944334 is a deficient number, since it is larger than the sum of its proper divisors (10337972170).

20675944334 is a wasteful number, since it uses less digits than its factorization.

20675944334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10337972169.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 20675944334 in words is "twenty billion, six hundred seventy-five million, nine hundred forty-four thousand, three hundred thirty-four".