40689223535 has 16 divisors (see below), whose sum is σ = 48947223360. Its totient is φ = 32471366400.

The previous prime is 40689223457. The next prime is 40689223537. The reversal of 40689223535 is 53532298604.

It is not a de Polignac number, because 40689223535 - 2⁸ = 40689223279 is a prime.

It is a super-2 number, since 2×40689223535² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 40689223535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40689223537) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4361606 + ... + 4370924.

It is an arithmetic number, because the mean of its divisors is an integer number (3059201460).

Almost surely, 2^40689223535 is an apocalyptic number.

40689223535 is a deficient number, since it is larger than the sum of its proper divisors (8257999825).

40689223535 is a wasteful number, since it uses less digits than its factorization.

40689223535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11378.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 40689223535 in words is "forty billion, six hundred eighty-nine million, two hundred twenty-three thousand, five hundred thirty-five".