44123254642 has 8 divisors (see below), whose sum is σ = 66200297436. Its totient is φ = 22056488832.

The previous prime is 44123254633. The next prime is 44123254649. The reversal of 44123254642 is 24645232144.

It can be written as a sum of positive squares in 2 ways, for example, as 43221994201 + 901260441 = 207899^2 + 30021^2 .

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

It is not an unprimeable number, because it can be changed into a prime (44123254649) 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, 2558503 + ... + 2575690.

Almost surely, 2^44123254642 is an apocalyptic number.

44123254642 is a deficient number, since it is larger than the sum of its proper divisors (22077042794).

44123254642 is a wasteful number, since it uses less digits than its factorization.

44123254642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5138492.

The product of its digits is 184320, while the sum is 37.

Adding to 44123254642 its reverse (24645232144), we get a palindrome (68768486786).

The spelling of 44123254642 in words is "forty-four billion, one hundred twenty-three million, two hundred fifty-four thousand, six hundred forty-two".