21752413316700 has 144 divisors (see below), whose sum is σ = 68835030526080. Its totient is φ = 5259755936000.

The previous prime is 21752413316639. The next prime is 21752413316723. The reversal of 21752413316700 is 761331425712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7188846 + ... + 9756245.

It is an arithmetic number, because the mean of its divisors is an integer number (478021045320).

Almost surely, 2^{21752413316700} is an apocalyptic number.

21752413316700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21752413316700 is an abundant number, since it is smaller than the sum of its proper divisors (47082617209380).

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

21752413316700 is a wasteful number, since it uses less digits than its factorization.

21752413316700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16945508 (or 16945501 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 21752413316700 in words is "twenty-one trillion, seven hundred fifty-two billion, four hundred thirteen million, three hundred sixteen thousand, seven hundred".