20702883910 has 16 divisors (see below), whose sum is σ = 37268096112. Its totient is φ = 8280508000.

The previous prime is 20702883899. The next prime is 20702883923. The reversal of 20702883910 is 1938820702.

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, 66840 + ... + 214180.

It is an arithmetic number, because the mean of its divisors is an integer number (2329256007).

Almost surely, 2^20702883910 is an apocalyptic number.

20702883910 is a deficient number, since it is larger than the sum of its proper divisors (16565212202).

20702883910 is a wasteful number, since it uses less digits than its factorization.

20702883910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161399.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 20702883910 in words is "twenty billion, seven hundred two million, eight hundred eighty-three thousand, nine hundred ten".