20143168926 has 32 divisors (see below), whose sum is σ = 40571435520. Its totient is φ = 6666961056.

The previous prime is 20143168909. The next prime is 20143168951. The reversal of 20143168926 is 62986134102.

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, 958540 + ... + 979328.

It is an arithmetic number, because the mean of its divisors is an integer number (1267857360).

Almost surely, 2^20143168926 is an apocalyptic number.

20143168926 is an abundant number, since it is smaller than the sum of its proper divisors (20428266594).

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

20143168926 is a wasteful number, since it uses less digits than its factorization.

20143168926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21928.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 20143168926 in words is "twenty billion, one hundred forty-three million, one hundred sixty-eight thousand, nine hundred twenty-six".