40235105332 has 18 divisors (see below), whose sum is σ = 72087003618. Its totient is φ = 19649698992.

The previous prime is 40235105329. The next prime is 40235105347. The reversal of 40235105332 is 23350153204.

It can be written as a sum of positive squares in only one way, i.e., 40117686436 + 117418896 = 200294^2 + 10836^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40235105332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2712663 + ... + 2727454.

Almost surely, 2^40235105332 is an apocalyptic number.

It is an amenable number.

40235105332 is a deficient number, since it is larger than the sum of its proper divisors (31851898286).

40235105332 is a wasteful number, since it uses less digits than its factorization.

40235105332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440207 (or 5440162 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 40235105332 its reverse (23350153204), we get a palindrome (63585258536).

The spelling of 40235105332 in words is "forty billion, two hundred thirty-five million, one hundred five thousand, three hundred thirty-two".