20553426300 has 72 divisors (see below), whose sum is σ = 64874097792. Its totient is φ = 4982648000.

The previous prime is 20553426247. The next prime is 20553426329. The reversal of 20553426300 is 362435502.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3110856 + ... + 3117455.

It is an arithmetic number, because the mean of its divisors is an integer number (901029136).

Almost surely, 2^20553426300 is an apocalyptic number.

20553426300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20553426300 is an abundant number, since it is smaller than the sum of its proper divisors (44320671492).

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

20553426300 is a wasteful number, since it uses less digits than its factorization.

20553426300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6228339 (or 6228332 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 20553426300 in words is "twenty billion, five hundred fifty-three million, four hundred twenty-six thousand, three hundred".