20200533400 has 48 divisors (see below), whose sum is σ = 47126671200. Its totient is φ = 8052612480.

The previous prime is 20200533391. The next prime is 20200533427. The reversal of 20200533400 is 433500202.

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, 113760 + ... + 230959.

It is an arithmetic number, because the mean of its divisors is an integer number (981805650).

Almost surely, 2^20200533400 is an apocalyptic number.

20200533400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20200533400 is an abundant number, since it is smaller than the sum of its proper divisors (26926137800).

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

20200533400 is a wasteful number, since it uses less digits than its factorization.

20200533400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345028 (or 345019 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The spelling of 20200533400 in words is "twenty billion, two hundred million, five hundred thirty-three thousand, four hundred".