40234342233 has 4 divisors (see below), whose sum is σ = 53645789648. Its totient is φ = 26822894820.

The previous prime is 40234342199. The next prime is 40234342237. The reversal of 40234342233 is 33224343204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40234342233 - 2¹⁷ = 40234211161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40234342233.

It is not an unprimeable number, because it can be changed into a prime (40234342237) 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, 6705723703 + ... + 6705723708.

It is an arithmetic number, because the mean of its divisors is an integer number (13411447412).

Almost surely, 2^40234342233 is an apocalyptic number.

It is an amenable number.

40234342233 is a deficient number, since it is larger than the sum of its proper divisors (13411447415).

40234342233 is a wasteful number, since it uses less digits than its factorization.

40234342233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13411447414.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 40234342233 its reverse (33224343204), we get a palindrome (73458685437).

The spelling of 40234342233 in words is "forty billion, two hundred thirty-four million, three hundred forty-two thousand, two hundred thirty-three".