20000552000 has 224 divisors, whose sum is σ = 58194025344. Its totient is φ = 6713088000.

The previous prime is 20000551993. The next prime is 20000552021. The reversal of 20000552000 is 25500002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1135259 + ... + 1152741.

It is an arithmetic number, because the mean of its divisors is an integer number (259794756).

Almost surely, 2^20000552000 is an apocalyptic number.

20000552000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20000552000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29097012672).

20000552000 is an abundant number, since it is smaller than the sum of its proper divisors (38193473344).

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

20000552000 is a wasteful number, since it uses less digits than its factorization.

20000552000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17534 (or 17514 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The spelling of 20000552000 in words is "twenty billion, five hundred fifty-two thousand".