40435232005 has 32 divisors (see below), whose sum is σ = 57397766400. Its totient is φ = 26756201472.

The previous prime is 40435231999. The next prime is 40435232017. The reversal of 40435232005 is 50023253404.

It is not a de Polignac number, because 40435232005 - 2¹¹ = 40435229957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2023101 + ... + 2042989.

It is an arithmetic number, because the mean of its divisors is an integer number (1793680200).

Almost surely, 2^40435232005 is an apocalyptic number.

It is an amenable number.

40435232005 is a deficient number, since it is larger than the sum of its proper divisors (16962534395).

40435232005 is a wasteful number, since it uses less digits than its factorization.

40435232005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21933.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 40435232005 its reverse (50023253404), we get a palindrome (90458485409).

The spelling of 40435232005 in words is "forty billion, four hundred thirty-five million, two hundred thirty-two thousand, five".