40231403323 has 4 divisors (see below), whose sum is σ = 40242184288. Its totient is φ = 40220622360.

The previous prime is 40231403321. The next prime is 40231403351. The reversal of 40231403323 is 32330413204.

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

It is a cyclic number.

It is not a de Polignac number, because 40231403323 - 2¹ = 40231403321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40231403321) 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, 5384883 + ... + 5392348.

It is an arithmetic number, because the mean of its divisors is an integer number (10060546072).

Almost surely, 2^40231403323 is an apocalyptic number.

40231403323 is a deficient number, since it is larger than the sum of its proper divisors (10780965).

40231403323 is a wasteful number, since it uses less digits than its factorization.

40231403323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10780964.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 40231403323 its reverse (32330413204), we get a palindrome (72561816527).

The spelling of 40231403323 in words is "forty billion, two hundred thirty-one million, four hundred three thousand, three hundred twenty-three".