40033244043223 has 4 divisors (see below), whose sum is σ = 40034315376160. Its totient is φ = 40032172710288.

The previous prime is 40033244043193. The next prime is 40033244043271. The reversal of 40033244043223 is 32234044233004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40033244043223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40033244073223) 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, 535610415 + ... + 535685152.

It is an arithmetic number, because the mean of its divisors is an integer number (10008578844040).

Almost surely, 2^{40033244043223} is an apocalyptic number.

40033244043223 is a deficient number, since it is larger than the sum of its proper divisors (1071332937).

40033244043223 is a wasteful number, since it uses less digits than its factorization.

40033244043223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071332936.

The product of its (nonzero) digits is 165888, while the sum is 34.

Adding to 40033244043223 its reverse (32234044233004), we get a palindrome (72267288276227).

The spelling of 40033244043223 in words is "forty trillion, thirty-three billion, two hundred forty-four million, forty-three thousand, two hundred twenty-three".