40044444312143 has 8 divisors (see below), whose sum is σ = 40077282183888. Its totient is φ = 40011618979584.

The previous prime is 40044444312133. The next prime is 40044444312157. The reversal of 40044444312143 is 34121344444004.

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

It is a cyclic number.

It is not a de Polignac number, because 40044444312143 - 2²⁰ = 40044443263567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40044444312097 and 40044444312106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40044444312133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3260255 + ... + 9524607.

It is an arithmetic number, because the mean of its divisors is an integer number (5009660272986).

Almost surely, 2^{40044444312143} is an apocalyptic number.

40044444312143 is a deficient number, since it is larger than the sum of its proper divisors (32837871745).

40044444312143 is a wasteful number, since it uses less digits than its factorization.

40044444312143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6269593.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 40044444312143 its reverse (34121344444004), we get a palindrome (74165788756147).

The spelling of 40044444312143 in words is "forty trillion, forty-four billion, four hundred forty-four million, three hundred twelve thousand, one hundred forty-three".