444660240271111 has 4 divisors (see below), whose sum is σ = 447144375691800. Its totient is φ = 442176104850424.

The previous prime is 444660240271061. The next prime is 444660240271141. The reversal of 444660240271111 is 111172042066444.

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 444660240271111 - 2⁹ = 444660240270599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444660240271141) 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, 1242067710076 + ... + 1242067710433.

It is an arithmetic number, because the mean of its divisors is an integer number (111786093922950).

Almost surely, 2^{444660240271111} is an apocalyptic number.

444660240271111 is a deficient number, since it is larger than the sum of its proper divisors (2484135420689).

444660240271111 is a wasteful number, since it uses less digits than its factorization.

444660240271111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484135420688.

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 444660240271111 in words is "four hundred forty-four trillion, six hundred sixty billion, two hundred forty million, two hundred seventy-one thousand, one hundred eleven".