2664202446420 has 24 divisors (see below), whose sum is σ = 7459766850144. Its totient is φ = 710453985696.

The previous prime is 2664202446349. The next prime is 2664202446443. The reversal of 2664202446420 is 246442024662.

It is a happy number.

2664202446420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22201686994 + ... + 22201687113.

It is an arithmetic number, because the mean of its divisors is an integer number (310823618756).

Almost surely, 2^{2664202446420} is an apocalyptic number.

2664202446420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2664202446420 is an abundant number, since it is smaller than the sum of its proper divisors (4795564403724).

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

2664202446420 is a wasteful number, since it uses less digits than its factorization.

2664202446420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44403374119 (or 44403374117 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 2664202446420 in words is "two trillion, six hundred sixty-four billion, two hundred two million, four hundred forty-six thousand, four hundred twenty".