40323104320 has 56 divisors (see below), whose sum is σ = 96037017984. Its totient is φ = 16126281216.

The previous prime is 40323104291. The next prime is 40323104363. The reversal of 40323104320 is 2340132304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40323104291 and 40323104300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2803387 + ... + 2817733.

Almost surely, 2^40323104320 is an apocalyptic number.

40323104320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40323104320 is an abundant number, since it is smaller than the sum of its proper divisors (55713913664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40323104320 is a wasteful number, since it uses less digits than its factorization.

40323104320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23147 (or 23137 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 40323104320 its reverse (2340132304), we get a palindrome (42663236624).

The spelling of 40323104320 in words is "forty billion, three hundred twenty-three million, one hundred four thousand, three hundred twenty".