40664603154603 has 16 divisors (see below), whose sum is σ = 54749152315296. Its totient is φ = 26845332111360.

The previous prime is 40664603154563. The next prime is 40664603154607. The reversal of 40664603154603 is 30645130646604.

It is a happy number.

It is not a de Polignac number, because 40664603154603 - 2¹⁷ = 40664603023531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40664603154607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54302038 + ... + 55045803.

It is an arithmetic number, because the mean of its divisors is an integer number (3421822019706).

Almost surely, 2^{40664603154603} is an apocalyptic number.

40664603154603 is a deficient number, since it is larger than the sum of its proper divisors (14084549160693).

40664603154603 is a wasteful number, since it uses less digits than its factorization.

40664603154603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109349054.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 40664603154603 in words is "forty trillion, six hundred sixty-four billion, six hundred three million, one hundred fifty-four thousand, six hundred three".