21414647307120 has 80 divisors (see below), whose sum is σ = 67473692053152. Its totient is φ = 5616956666880.

The previous prime is 21414647307101. The next prime is 21414647307139. The reversal of 21414647307120 is 2170374641412.

It is an interprime number because it is at equal distance from previous prime (21414647307101) and next prime (21414647307139).

It is a tau number, because it is divible by the number of its divisors (80).

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, 731359927 + ... + 731389206.

Almost surely, 2^{21414647307120} is an apocalyptic number.

21414647307120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21414647307120 is an abundant number, since it is smaller than the sum of its proper divisors (46059044746032).

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

21414647307120 is a wasteful number, since it uses less digits than its factorization.

21414647307120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462749210 (or 1462749204 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 21414647307120 in words is "twenty-one trillion, four hundred fourteen billion, six hundred forty-seven million, three hundred seven thousand, one hundred twenty".