4444941893 has 4 divisors (see below), whose sum is σ = 5079933600. Its totient is φ = 3809950188.

The previous prime is 4444941883. The next prime is 4444941899. The reversal of 4444941893 is 3981494444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4444941893 - 2⁶ = 4444941829 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444941899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317495843 + ... + 317495856.

It is an arithmetic number, because the mean of its divisors is an integer number (1269983400).

Almost surely, 2^4444941893 is an apocalyptic number.

It is an amenable number.

4444941893 is a deficient number, since it is larger than the sum of its proper divisors (634991707).

4444941893 is an equidigital number, since it uses as much as digits as its factorization.

4444941893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634991706.

The product of its digits is 1990656, while the sum is 50.

The square root of 4444941893 is about 66670.3974264441. The cubic root of 4444941893 is about 1644.2027212803.

The spelling of 4444941893 in words is "four billion, four hundred forty-four million, nine hundred forty-one thousand, eight hundred ninety-three".