20414407640000 has 140 divisors (see below), whose sum is σ = 55223015297208. Its totient is φ = 7423420800000.

The previous prime is 20414407639943. The next prime is 20414407640167. The reversal of 20414407640000 is 4670441402.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22758191 + ... + 23638190.

Almost surely, 2^{20414407640000} is an apocalyptic number.

20414407640000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20414407640000 is an abundant number, since it is smaller than the sum of its proper divisors (34808607657208).

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

20414407640000 is an equidigital number, since it uses as much as digits as its factorization.

20414407640000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46396424 (or 46396399 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 20414407640000 in words is "twenty trillion, four hundred fourteen billion, four hundred seven million, six hundred forty thousand".