4044664454 has 4 divisors (see below), whose sum is σ = 6066996684. Its totient is φ = 2022332226.

The previous prime is 4044664447. The next prime is 4044664487. The reversal of 4044664454 is 4544664404.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4044664454² = 32718621090902236232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011166112 + ... + 1011166115.

It is an arithmetic number, because the mean of its divisors is an integer number (1516749171).

Almost surely, 2^4044664454 is an apocalyptic number.

4044664454 is a deficient number, since it is larger than the sum of its proper divisors (2022332230).

4044664454 is a wasteful number, since it uses less digits than its factorization.

4044664454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022332229.

The product of its (nonzero) digits is 737280, while the sum is 41.

The square root of 4044664454 is about 63597.6764827144. The cubic root of 4044664454 is about 1593.2875629883.

The spelling of 4044664454 in words is "four billion, forty-four million, six hundred sixty-four thousand, four hundred fifty-four".