21441256200084 has 48 divisors (see below), whose sum is σ = 57194534896128. Its totient is φ = 6124160518368.

The previous prime is 21441256200029. The next prime is 21441256200179. The reversal of 21441256200084 is 48000265214412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39576882 + ... + 40114985.

It is an arithmetic number, because the mean of its divisors is an integer number (1191552810336).

Almost surely, 2^{21441256200084} is an apocalyptic number.

It is an amenable number.

21441256200084 is an abundant number, since it is smaller than the sum of its proper divisors (35753278696044).

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

21441256200084 is a wasteful number, since it uses less digits than its factorization.

21441256200084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79695084 (or 79695082 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 21441256200084 in words is "twenty-one trillion, four hundred forty-one billion, two hundred fifty-six million, two hundred thousand, eighty-four".