20875542200 has 24 divisors (see below), whose sum is σ = 48535636080. Its totient is φ = 8350216800.

The previous prime is 20875542169. The next prime is 20875542221. The reversal of 20875542200 is 224557802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52188656 + ... + 52189055.

It is an arithmetic number, because the mean of its divisors is an integer number (2022318170).

Almost surely, 2^20875542200 is an apocalyptic number.

20875542200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20875542200 is an abundant number, since it is smaller than the sum of its proper divisors (27660093880).

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

20875542200 is a wasteful number, since it uses less digits than its factorization.

20875542200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104377727 (or 104377718 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 35.

The spelling of 20875542200 in words is "twenty billion, eight hundred seventy-five million, five hundred forty-two thousand, two hundred".