2183672566631 has 2 divisors, whose sum is σ = 2183672566632. Its totient is φ = 2183672566630.

The previous prime is 2183672566619. The next prime is 2183672566741. The reversal of 2183672566631 is 1366652763812.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2183672566631 is a prime.

It is a super-2 number, since 2×2183672566631² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2183672566601) 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 as a sum of consecutive naturals, namely, 1091836283315 + 1091836283316.

It is an arithmetic number, because the mean of its divisors is an integer number (1091836283316).

Almost surely, 2^{2183672566631} is an apocalyptic number.

2183672566631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2183672566631 is an equidigital number, since it uses as much as digits as its factorization.

2183672566631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13063680, while the sum is 56.

The spelling of 2183672566631 in words is "two trillion, one hundred eighty-three billion, six hundred seventy-two million, five hundred sixty-six thousand, six hundred thirty-one".