2066344344631 has 8 divisors (see below), whose sum is σ = 2362203711360. Its totient is φ = 1770651807288.

The previous prime is 2066344344619. The next prime is 2066344344653. The reversal of 2066344344631 is 1364434436602.

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

It is a de Polignac number, because none of the positive numbers 2^k-2066344344631 is a prime.

It is a super-2 number, since 2×2066344344631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066344344601) 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 7 ways as a sum of consecutive naturals, for example, 41680801 + ... + 41730346.

It is an arithmetic number, because the mean of its divisors is an integer number (295275463920).

Almost surely, 2^{2066344344631} is an apocalyptic number.

2066344344631 is a deficient number, since it is larger than the sum of its proper divisors (295859366729).

2066344344631 is an equidigital number, since it uses as much as digits as its factorization.

2066344344631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83414693.

The product of its (nonzero) digits is 2985984, while the sum is 46.

The spelling of 2066344344631 in words is "two trillion, sixty-six billion, three hundred forty-four million, three hundred forty-four thousand, six hundred thirty-one".