210747980800 has 264 divisors, whose sum is σ = 609237965600. Its totient is φ = 72253440000.

The previous prime is 210747980747. The next prime is 210747980813. The reversal of 210747980800 is 8089747012.

It is a super-2 number, since 2×210747980800² (a number of 23 digits) contains 22 as substring.

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, 8768800 + ... + 8792800.

Almost surely, 2^210747980800 is an apocalyptic number.

210747980800 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 210747980800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304618982800).

210747980800 is an abundant number, since it is smaller than the sum of its proper divisors (398489984800).

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

210747980800 is an equidigital number, since it uses as much as digits as its factorization.

210747980800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24052 (or 24015 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 46.

The spelling of 210747980800 in words is "two hundred ten billion, seven hundred forty-seven million, nine hundred eighty thousand, eight hundred".