20875752000 has 448 divisors, whose sum is σ = 77295329280. Its totient is φ = 5515776000.

The previous prime is 20875751969. The next prime is 20875752013. The reversal of 20875752000 is 25757802.

20875752000 is a `hidden beast` number, since 2 + 0 + 87 + 57 + 520 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27431620 + ... + 27432380.

Almost surely, 2^20875752000 is an apocalyptic number.

20875752000 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 20875752000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38647664640).

20875752000 is an abundant number, since it is smaller than the sum of its proper divisors (56419577280).

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

20875752000 is a wasteful number, since it uses less digits than its factorization.

20875752000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924 (or 898 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The spelling of 20875752000 in words is "twenty billion, eight hundred seventy-five million, seven hundred fifty-two thousand".