40324012403 has 4 divisors (see below), whose sum is σ = 40700872440. Its totient is φ = 39947152368.

The previous prime is 40324012397. The next prime is 40324012411. The reversal of 40324012403 is 30421042304.

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 40324012403 - 2⁴ = 40324012387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40324012103) 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, 188429858 + ... + 188430071.

It is an arithmetic number, because the mean of its divisors is an integer number (10175218110).

Almost surely, 2^40324012403 is an apocalyptic number.

40324012403 is a deficient number, since it is larger than the sum of its proper divisors (376860037).

40324012403 is a wasteful number, since it uses less digits than its factorization.

40324012403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376860036.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40324012403 its reverse (30421042304), we get a palindrome (70745054707).

The spelling of 40324012403 in words is "forty billion, three hundred twenty-four million, twelve thousand, four hundred three".