40343012105 has 32 divisors (see below), whose sum is σ = 54139276800. Its totient is φ = 28604390400.

The previous prime is 40343012053. The next prime is 40343012209. The reversal of 40343012105 is 50121034304.

It is not a de Polignac number, because 40343012105 - 2⁶ = 40343012041 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3622736 + ... + 3633854.

It is an arithmetic number, because the mean of its divisors is an integer number (1691852400).

Almost surely, 2^40343012105 is an apocalyptic number.

It is an amenable number.

40343012105 is a deficient number, since it is larger than the sum of its proper divisors (13796264695).

40343012105 is a wasteful number, since it uses less digits than its factorization.

40343012105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12785.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 40343012105 its reverse (50121034304), we get a palindrome (90464046409).

The spelling of 40343012105 in words is "forty billion, three hundred forty-three million, twelve thousand, one hundred five".