44001423111 has 4 divisors (see below), whose sum is σ = 58668564152. Its totient is φ = 29334282072.

The previous prime is 44001423097. The next prime is 44001423197. The reversal of 44001423111 is 11132410044.

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

It is not a de Polignac number, because 44001423111 - 2¹⁷ = 44001292039 is a prime.

It is a super-2 number, since 2×44001423111² (a number of 22 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 (44001423811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7333570516 + ... + 7333570521.

It is an arithmetic number, because the mean of its divisors is an integer number (14667141038).

Almost surely, 2^44001423111 is an apocalyptic number.

44001423111 is a deficient number, since it is larger than the sum of its proper divisors (14667141041).

44001423111 is a wasteful number, since it uses less digits than its factorization.

44001423111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14667141040.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 44001423111 its reverse (11132410044), we get a palindrome (55133833155).

The spelling of 44001423111 in words is "forty-four billion, one million, four hundred twenty-three thousand, one hundred eleven".