40322432331 has 12 divisors (see below), whose sum is σ = 58249350120. Its totient is φ = 26878927680.

The previous prime is 40322432323. The next prime is 40322432333. The reversal of 40322432331 is 13323422304.

40322432331 is a `hidden beast` number, since 4 + 0 + 322 + 4 + 3 + 2 + 331 = 666.

It is not a de Polignac number, because 40322432331 - 2³ = 40322432323 is a prime.

It is a super-2 number, since 2×40322432331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40322432295 and 40322432304.

It is not an unprimeable number, because it can be changed into a prime (40322432333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127486 + ... + 311283.

It is an arithmetic number, because the mean of its divisors is an integer number (4854112510).

Almost surely, 2^40322432331 is an apocalyptic number.

40322432331 is a deficient number, since it is larger than the sum of its proper divisors (17926917789).

40322432331 is a wasteful number, since it uses less digits than its factorization.

40322432331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448986 (or 448983 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 40322432331 its reverse (13323422304), we get a palindrome (53645854635).

The spelling of 40322432331 in words is "forty billion, three hundred twenty-two million, four hundred thirty-two thousand, three hundred thirty-one".