20852067996 has 36 divisors (see below), whose sum is σ = 55001109072. Its totient is φ = 6648485184.

The previous prime is 20852067967. The next prime is 20852068001. The reversal of 20852067996 is 69976025802.

20852067996 is a `hidden beast` number, since 20 + 8 + 520 + 6 + 7 + 9 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12591001 + ... + 12592656.

Almost surely, 2^20852067996 is an apocalyptic number.

It is an amenable number.

20852067996 is an abundant number, since it is smaller than the sum of its proper divisors (34149041076).

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

20852067996 is a wasteful number, since it uses less digits than its factorization.

20852067996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25183690 (or 25183685 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 20852067996 in words is "twenty billion, eight hundred fifty-two million, sixty-seven thousand, nine hundred ninety-six".