2020446406644 has 12 divisors (see below), whose sum is σ = 4714374948864. Its totient is φ = 673482135544.

The previous prime is 2020446406631. The next prime is 2020446406679. The reversal of 2020446406644 is 4466046440202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2020446406596 and 2020446406605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84185266932 + ... + 84185266955.

It is an arithmetic number, because the mean of its divisors is an integer number (392864579072).

Almost surely, 2^{2020446406644} is an apocalyptic number.

It is an amenable number.

2020446406644 is an abundant number, since it is smaller than the sum of its proper divisors (2693928542220).

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

2020446406644 is a wasteful number, since it uses less digits than its factorization.

2020446406644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168370533894 (or 168370533892 counting only the distinct ones).

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

The spelling of 2020446406644 in words is "two trillion, twenty billion, four hundred forty-six million, four hundred six thousand, six hundred forty-four".