4441621090 has 16 divisors (see below), whose sum is σ = 8002676088. Its totient is φ = 1774924416.

The previous prime is 4441621087. The next prime is 4441621109. The reversal of 4441621090 is 901261444.

It can be written as a sum of positive squares in 4 ways, for example, as 4380983721 + 60637369 = 66189^2 + 7787^2 .

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, 204657 + ... + 225316.

Almost surely, 2^4441621090 is an apocalyptic number.

4441621090 is a deficient number, since it is larger than the sum of its proper divisors (3561054998).

4441621090 is a wasteful number, since it uses less digits than its factorization.

4441621090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431013.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 4441621090 is about 66645.4881443598. The cubic root of 4441621090 is about 1643.7931595987.

The spelling of 4441621090 in words is "four billion, four hundred forty-one million, six hundred twenty-one thousand, ninety".