44401431142 has 8 divisors (see below), whose sum is σ = 66783625056. Its totient is φ = 22140222792.

The previous prime is 44401431133. The next prime is 44401431149. The reversal of 44401431142 is 24113410444.

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

It is a self number, because there is not a number n which added to its sum of digits gives 44401431142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44401431149) 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, 30245473 + ... + 30246940.

It is an arithmetic number, because the mean of its divisors is an integer number (8347953132).

Almost surely, 2^44401431142 is an apocalyptic number.

44401431142 is a deficient number, since it is larger than the sum of its proper divisors (22382193914).

44401431142 is a wasteful number, since it uses less digits than its factorization.

44401431142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60492782.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 44401431142 its reverse (24113410444), we get a palindrome (68514841586).

The spelling of 44401431142 in words is "forty-four billion, four hundred one million, four hundred thirty-one thousand, one hundred forty-two".