44242658139 has 8 divisors (see below), whose sum is σ = 58994568720. Its totient is φ = 29492926496.

The previous prime is 44242658093. The next prime is 44242658179. The reversal of 44242658139 is 93185624244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44242658139 - 2¹¹ = 44242656091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44242658179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496752 + ... + 579005.

It is an arithmetic number, because the mean of its divisors is an integer number (7374321090).

Almost surely, 2^44242658139 is an apocalyptic number.

44242658139 is a deficient number, since it is larger than the sum of its proper divisors (14751910581).

44242658139 is a wasteful number, since it uses less digits than its factorization.

44242658139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089469.

The product of its digits is 1658880, while the sum is 48.

The spelling of 44242658139 in words is "forty-four billion, two hundred forty-two million, six hundred fifty-eight thousand, one hundred thirty-nine".