40665042342626 has 16 divisors (see below), whose sum is σ = 69147035563200. Its totient is φ = 17780666287248.

The previous prime is 40665042342619. The next prime is 40665042342649. The reversal of 40665042342626 is 62624324056604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41158949246 + ... + 41158950233.

It is an arithmetic number, because the mean of its divisors is an integer number (4321689722700).

Almost surely, 2^{40665042342626} is an apocalyptic number.

40665042342626 is a deficient number, since it is larger than the sum of its proper divisors (28481993220574).

40665042342626 is a wasteful number, since it uses less digits than its factorization.

40665042342626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82317899513.

The product of its (nonzero) digits is 9953280, while the sum is 50.

The spelling of 40665042342626 in words is "forty trillion, six hundred sixty-five billion, forty-two million, three hundred forty-two thousand, six hundred twenty-six".