44140738141 has 4 divisors (see below), whose sum is σ = 44553268512. Its totient is φ = 43728207772.

The previous prime is 44140738097. The next prime is 44140738163. The reversal of 44140738141 is 14183704144.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44140738141 - 2¹¹ = 44140736093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44140738141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44140738171) 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, 206265025 + ... + 206265238.

It is an arithmetic number, because the mean of its divisors is an integer number (11138317128).

Almost surely, 2^44140738141 is an apocalyptic number.

It is an amenable number.

44140738141 is a deficient number, since it is larger than the sum of its proper divisors (412530371).

44140738141 is a wasteful number, since it uses less digits than its factorization.

44140738141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412530370.

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 44140738141 in words is "forty-four billion, one hundred forty million, seven hundred thirty-eight thousand, one hundred forty-one".