440023142211 has 4 divisors (see below), whose sum is σ = 586697522952. Its totient is φ = 293348761472.

The previous prime is 440023142197. The next prime is 440023142219. The reversal of 440023142211 is 112241320044.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440023142211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440023142219) 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, 73337190366 + ... + 73337190371.

It is an arithmetic number, because the mean of its divisors is an integer number (146674380738).

Almost surely, 2^440023142211 is an apocalyptic number.

440023142211 is a deficient number, since it is larger than the sum of its proper divisors (146674380741).

440023142211 is a wasteful number, since it uses less digits than its factorization.

440023142211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146674380740.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 440023142211 its reverse (112241320044), we get a palindrome (552264462255).

The spelling of 440023142211 in words is "four hundred forty billion, twenty-three million, one hundred forty-two thousand, two hundred eleven".