40002433004323 has 4 divisors (see below), whose sum is σ = 40270905709200. Its totient is φ = 39733960299448.

The previous prime is 40002433004311. The next prime is 40002433004353. The reversal of 40002433004323 is 32340033420004.

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 40002433004323 - 2⁵ = 40002433004291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40002433004291 and 40002433004300.

It is not an unprimeable number, because it can be changed into a prime (40002433004353) 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, 134236352215 + ... + 134236352512.

It is an arithmetic number, because the mean of its divisors is an integer number (10067726427300).

Almost surely, 2^{40002433004323} is an apocalyptic number.

40002433004323 is a deficient number, since it is larger than the sum of its proper divisors (268472704877).

40002433004323 is a wasteful number, since it uses less digits than its factorization.

40002433004323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268472704876.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 40002433004323 its reverse (32340033420004), we get a palindrome (72342466424327).

The spelling of 40002433004323 in words is "forty trillion, two billion, four hundred thirty-three million, four thousand, three hundred twenty-three".