20852111316 has 12 divisors (see below), whose sum is σ = 48654926432. Its totient is φ = 6950703768.

The previous prime is 20852111261. The next prime is 20852111341. The reversal of 20852111316 is 61311125802.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 868837960 + ... + 868837983.

Almost surely, 2^20852111316 is an apocalyptic number.

It is an amenable number.

20852111316 is an abundant number, since it is smaller than the sum of its proper divisors (27802815116).

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

20852111316 is a wasteful number, since it uses less digits than its factorization.

20852111316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737675950 (or 1737675948 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The spelling of 20852111316 in words is "twenty billion, eight hundred fifty-two million, one hundred eleven thousand, three hundred sixteen".