40383212872 has 16 divisors (see below), whose sum is σ = 79010634240. Its totient is φ = 19313710416.

The previous prime is 40383212869. The next prime is 40383212893. The reversal of 40383212872 is 27821238304.

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 3 ways as a sum of consecutive naturals, for example, 109736808 + ... + 109737175.

It is an arithmetic number, because the mean of its divisors is an integer number (4938164640).

Almost surely, 2^40383212872 is an apocalyptic number.

It is an amenable number.

40383212872 is a deficient number, since it is larger than the sum of its proper divisors (38627421368).

40383212872 is a wasteful number, since it uses less digits than its factorization.

40383212872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219474012 (or 219474008 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 40383212872 in words is "forty billion, three hundred eighty-three million, two hundred twelve thousand, eight hundred seventy-two".