2020913456 has 20 divisors (see below), whose sum is σ = 3935202000. Its totient is φ = 1005377472.

The previous prime is 2020913443. The next prime is 2020913491. The reversal of 2020913456 is 6543190202.

It is a happy 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, 314171 + ... + 320538.

It is an arithmetic number, because the mean of its divisors is an integer number (196760100).

Almost surely, 2^2020913456 is an apocalyptic number.

It is an amenable number.

2020913456 is a deficient number, since it is larger than the sum of its proper divisors (1914288544).

2020913456 is a wasteful number, since it uses less digits than its factorization.

2020913456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634916 (or 634910 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2020913456 is about 44954.5710245354. The cubic root of 2020913456 is about 1264.2973816932.

The spelling of 2020913456 in words is "two billion, twenty million, nine hundred thirteen thousand, four hundred fifty-six".