40324304421 has 48 divisors (see below), whose sum is σ = 61232371200. Its totient is φ = 25522861056.

The previous prime is 40324304411. The next prime is 40324304437. The reversal of 40324304421 is 12440342304.

It is a happy number.

It is not a de Polignac number, because 40324304421 - 2⁶ = 40324304357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40324304411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17462815 + ... + 17465123.

It is an arithmetic number, because the mean of its divisors is an integer number (1275674400).

Almost surely, 2^40324304421 is an apocalyptic number.

It is an amenable number.

40324304421 is a deficient number, since it is larger than the sum of its proper divisors (20908066779).

40324304421 is a wasteful number, since it uses less digits than its factorization.

40324304421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930 (or 2927 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 40324304421 its reverse (12440342304), we get a palindrome (52764646725).

The spelling of 40324304421 in words is "forty billion, three hundred twenty-four million, three hundred four thousand, four hundred twenty-one".