5621045446 has 32 divisors (see below), whose sum is σ = 8777116800. Its totient is φ = 2698375680.

The previous prime is 5621045407. The next prime is 5621045447. The reversal of 5621045446 is 6445401265.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621045447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854506 + ... + 861058.

It is an arithmetic number, because the mean of its divisors is an integer number (274284900).

Almost surely, 2^5621045446 is an apocalyptic number.

5621045446 is a deficient number, since it is larger than the sum of its proper divisors (3156071354).

5621045446 is a wasteful number, since it uses less digits than its factorization.

5621045446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6784.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 5621045446 is about 74973.6316714083. The cubic root of 5621045446 is about 1778.0297863429.

The spelling of 5621045446 in words is "five billion, six hundred twenty-one million, forty-five thousand, four hundred forty-six".