940197605271 has 16 divisors (see below), whose sum is σ = 1260501903360. Its totient is φ = 623354790560.

The previous prime is 940197605203. The next prime is 940197605299. The reversal of 940197605271 is 172506791049.

It is a cyclic number.

It is not a de Polignac number, because 940197605271 - 2²² = 940193410967 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940197600271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695475 + ... + 1537556.

It is an arithmetic number, because the mean of its divisors is an integer number (78781368960).

Almost surely, 2^940197605271 is an apocalyptic number.

940197605271 is a deficient number, since it is larger than the sum of its proper divisors (320304298089).

940197605271 is a wasteful number, since it uses less digits than its factorization.

940197605271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233806.

The product of its (nonzero) digits is 952560, while the sum is 51.

The spelling of 940197605271 in words is "nine hundred forty billion, one hundred ninety-seven million, six hundred five thousand, two hundred seventy-one".