44021113142 has 8 divisors (see below), whose sum is σ = 66242634456. Its totient is φ = 21940234992.

The previous prime is 44021113139. The next prime is 44021113183. The reversal of 44021113142 is 24131112044.

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

It is a super-2 number, since 2×44021113142² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35160008 + ... + 35161259.

It is an arithmetic number, because the mean of its divisors is an integer number (8280329307).

Almost surely, 2^44021113142 is an apocalyptic number.

44021113142 is a deficient number, since it is larger than the sum of its proper divisors (22221521314).

44021113142 is a wasteful number, since it uses less digits than its factorization.

44021113142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70321582.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 44021113142 its reverse (24131112044), we get a palindrome (68152225186).

The spelling of 44021113142 in words is "forty-four billion, twenty-one million, one hundred thirteen thousand, one hundred forty-two".