20055252120 has 64 divisors (see below), whose sum is σ = 60480829440. Its totient is φ = 5320060800.

The previous prime is 20055252103. The next prime is 20055252167. The reversal of 20055252120 is 2125255002.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414586 + ... + 460425.

It is an arithmetic number, because the mean of its divisors is an integer number (945012960).

Almost surely, 2^20055252120 is an apocalyptic number.

20055252120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20055252120 is an abundant number, since it is smaller than the sum of its proper divisors (40425577320).

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

20055252120 is a wasteful number, since it uses less digits than its factorization.

20055252120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875216 (or 875212 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The spelling of 20055252120 in words is "twenty billion, fifty-five million, two hundred fifty-two thousand, one hundred twenty".