44131143011 has 4 divisors (see below), whose sum is σ = 44288193624. Its totient is φ = 43974092400.

The previous prime is 44131142999. The next prime is 44131143053. The reversal of 44131143011 is 11034113144.

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 44131143011 - 2³⁴ = 26951273827 is a prime.

It is a super-2 number, since 2×44131143011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44131145011) 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, 78524885 + ... + 78525446.

It is an arithmetic number, because the mean of its divisors is an integer number (11072048406).

Almost surely, 2^44131143011 is an apocalyptic number.

44131143011 is a deficient number, since it is larger than the sum of its proper divisors (157050613).

44131143011 is a wasteful number, since it uses less digits than its factorization.

44131143011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157050612.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 44131143011 its reverse (11034113144), we get a palindrome (55165256155).

The spelling of 44131143011 in words is "forty-four billion, one hundred thirty-one million, one hundred forty-three thousand, eleven".