444047018711 has 4 divisors (see below), whose sum is σ = 444453284232. Its totient is φ = 443640753192.

The previous prime is 444047018707. The next prime is 444047018717. The reversal of 444047018711 is 117810740444.

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

It is a cyclic number.

It is not a de Polignac number, because 444047018711 - 2² = 444047018707 is a prime.

It is a super-2 number, since 2×444047018711² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444047018717) 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, 203131121 + ... + 203133306.

It is an arithmetic number, because the mean of its divisors is an integer number (111113321058).

Almost surely, 2^444047018711 is an apocalyptic number.

444047018711 is a deficient number, since it is larger than the sum of its proper divisors (406265521).

444047018711 is a wasteful number, since it uses less digits than its factorization.

444047018711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406265520.

The product of its (nonzero) digits is 100352, while the sum is 41.

The spelling of 444047018711 in words is "four hundred forty-four billion, forty-seven million, eighteen thousand, seven hundred eleven".