40321132023 has 4 divisors (see below), whose sum is σ = 53761509368. Its totient is φ = 26880754680.

The previous prime is 40321132021. The next prime is 40321132037. The reversal of 40321132023 is 32023112304.

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

It is not a de Polignac number, because 40321132023 - 2¹ = 40321132021 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 (40321132021) 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, 6720188668 + ... + 6720188673.

It is an arithmetic number, because the mean of its divisors is an integer number (13440377342).

Almost surely, 2^40321132023 is an apocalyptic number.

40321132023 is a deficient number, since it is larger than the sum of its proper divisors (13440377345).

40321132023 is a wasteful number, since it uses less digits than its factorization.

40321132023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13440377344.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 40321132023 its reverse (32023112304), we get a palindrome (72344244327).

The spelling of 40321132023 in words is "forty billion, three hundred twenty-one million, one hundred thirty-two thousand, twenty-three".