40689577033 has 16 divisors (see below), whose sum is σ = 46969302016. Its totient is φ = 34528317120.

The previous prime is 40689577009. The next prime is 40689577037. The reversal of 40689577033 is 33077598604.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40689577033 - 2⁵ = 40689577001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40689577037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210535 + ... + 354547.

It is an arithmetic number, because the mean of its divisors is an integer number (2935581376).

Almost surely, 2^40689577033 is an apocalyptic number.

It is an amenable number.

40689577033 is a deficient number, since it is larger than the sum of its proper divisors (6279724983).

40689577033 is a wasteful number, since it uses less digits than its factorization.

40689577033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144424.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 40689577033 in words is "forty billion, six hundred eighty-nine million, five hundred seventy-seven thousand, thirty-three".