40312412344 has 16 divisors (see below), whose sum is σ = 75587938920. Its totient is φ = 20155628640.

The previous prime is 40312412291. The next prime is 40312412351. The reversal of 40312412344 is 44321421304.

It is a congruent number.

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, 429759 + ... + 515089.

Almost surely, 2^40312412344 is an apocalyptic number.

It is an amenable number.

40312412344 is a deficient number, since it is larger than the sum of its proper divisors (35275526576).

40312412344 is a wasteful number, since it uses less digits than its factorization.

40312412344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144390 (or 144386 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40312412344 its reverse (44321421304), we get a palindrome (84633833648).

The spelling of 40312412344 in words is "forty billion, three hundred twelve million, four hundred twelve thousand, three hundred forty-four".