40020235617163 has 8 divisors (see below), whose sum is σ = 42840573364800. Its totient is φ = 37271298825288.

The previous prime is 40020235617157. The next prime is 40020235617253. The reversal of 40020235617163 is 36171653202004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40020235617163 - 2⁹ = 40020235616651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40020235617133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17850237781 + ... + 17850240022.

It is an arithmetic number, because the mean of its divisors is an integer number (5355071670600).

Almost surely, 2^{40020235617163} is an apocalyptic number.

40020235617163 is a deficient number, since it is larger than the sum of its proper divisors (2820337747637).

40020235617163 is a wasteful number, since it uses less digits than its factorization.

40020235617163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35700477881.

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 40020235617163 its reverse (36171653202004), we get a palindrome (76191888819167).

The spelling of 40020235617163 in words is "forty trillion, twenty billion, two hundred thirty-five million, six hundred seventeen thousand, one hundred sixty-three".