44142432442 has 32 divisors (see below), whose sum is σ = 69962803200. Its totient is φ = 20830446000.

The previous prime is 44142432419. The next prime is 44142432449. The reversal of 44142432442 is 24423424144.

It is a junction number, because it is equal to n+sod(n) for n = 44142432398 and 44142432407.

It is not an unprimeable number, because it can be changed into a prime (44142432449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22624567 + ... + 22626517.

It is an arithmetic number, because the mean of its divisors is an integer number (2186337600).

Almost surely, 2^44142432442 is an apocalyptic number.

44142432442 is a deficient number, since it is larger than the sum of its proper divisors (25820370758).

44142432442 is a wasteful number, since it uses less digits than its factorization.

44142432442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3922.

The product of its digits is 98304, while the sum is 34.

Adding to 44142432442 its reverse (24423424144), we get a palindrome (68565856586).

The spelling of 44142432442 in words is "forty-four billion, one hundred forty-two million, four hundred thirty-two thousand, four hundred forty-two".