44140213442 has 8 divisors (see below), whose sum is σ = 71303421756. Its totient is φ = 20372406192.

The previous prime is 44140213379. The next prime is 44140213457. The reversal of 44140213442 is 24431204144.

It can be written as a sum of positive squares in 2 ways, for example, as 32443574641 + 11696638801 = 180121^2 + 108151^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 848850233 + ... + 848850284.

Almost surely, 2^44140213442 is an apocalyptic number.

44140213442 is a deficient number, since it is larger than the sum of its proper divisors (27163208314).

44140213442 is a wasteful number, since it uses less digits than its factorization.

44140213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697700532.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 44140213442 its reverse (24431204144), we get a palindrome (68571417586).

The spelling of 44140213442 in words is "forty-four billion, one hundred forty million, two hundred thirteen thousand, four hundred forty-two".