40436234305 has 8 divisors (see below), whose sum is σ = 50088754944. Its totient is φ = 31305471600.

The previous prime is 40436234299. The next prime is 40436234329. The reversal of 40436234305 is 50343263404.

40436234305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40436234305 - 2⁹ = 40436233793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130439311 + ... + 130439620.

It is an arithmetic number, because the mean of its divisors is an integer number (6261094368).

Almost surely, 2^40436234305 is an apocalyptic number.

It is an amenable number.

40436234305 is a deficient number, since it is larger than the sum of its proper divisors (9652520639).

40436234305 is a wasteful number, since it uses less digits than its factorization.

40436234305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260878967.

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 40436234305 its reverse (50343263404), we get a palindrome (90779497709).

The spelling of 40436234305 in words is "forty billion, four hundred thirty-six million, two hundred thirty-four thousand, three hundred five".