40542365606 has 16 divisors (see below), whose sum is σ = 60899731200. Its totient is φ = 20242477248.

The previous prime is 40542365569. The next prime is 40542365641. The reversal of 40542365606 is 60656324504.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5338460 + ... + 5346048.

It is an arithmetic number, because the mean of its divisors is an integer number (3806233200).

Almost surely, 2^40542365606 is an apocalyptic number.

40542365606 is a deficient number, since it is larger than the sum of its proper divisors (20357365594).

40542365606 is a wasteful number, since it uses less digits than its factorization.

40542365606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11023.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 40542365606 in words is "forty billion, five hundred forty-two million, three hundred sixty-five thousand, six hundred six".