5641660131166 has 8 divisors (see below), whose sum is σ = 8462702127744. Its totient is φ = 2820759421920.

The previous prime is 5641660131161. The next prime is 5641660131187. The reversal of 5641660131166 is 6611310661465.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5641660131161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35221950 + ... + 35381761.

It is an arithmetic number, because the mean of its divisors is an integer number (1057837765968).

Almost surely, 2^{5641660131166} is an apocalyptic number.

5641660131166 is a deficient number, since it is larger than the sum of its proper divisors (2821041996578).

5641660131166 is a wasteful number, since it uses less digits than its factorization.

5641660131166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70643666.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 5641660131166 in words is "five trillion, six hundred forty-one billion, six hundred sixty million, one hundred thirty-one thousand, one hundred sixty-six".