20552198214 has 16 divisors (see below), whose sum is σ = 42060313152. Its totient is φ = 6691413288.

The previous prime is 20552198203. The next prime is 20552198221. The reversal of 20552198214 is 41289125502.

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, 39829584 + ... + 39830099.

It is an arithmetic number, because the mean of its divisors is an integer number (2628769572).

Almost surely, 2^20552198214 is an apocalyptic number.

20552198214 is an abundant number, since it is smaller than the sum of its proper divisors (21508114938).

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

20552198214 is a wasteful number, since it uses less digits than its factorization.

20552198214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79659731.

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 20552198214 in words is "twenty billion, five hundred fifty-two million, one hundred ninety-eight thousand, two hundred fourteen".