20366120415424 has 224 divisors, whose sum is σ = 50302891520000. Its totient is φ = 7983685140480.

The previous prime is 20366120415419. The next prime is 20366120415499. The reversal of 20366120415424 is 42451402166302.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114167452 + ... + 114345700.

It is an arithmetic number, because the mean of its divisors is an integer number (224566480000).

Almost surely, 2^{20366120415424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20366120415424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25151445760000).

20366120415424 is an abundant number, since it is smaller than the sum of its proper divisors (29936771104576).

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

20366120415424 is a wasteful number, since it uses less digits than its factorization.

20366120415424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178751 (or 178741 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 20366120415424 in words is "twenty trillion, three hundred sixty-six billion, one hundred twenty million, four hundred fifteen thousand, four hundred twenty-four".