2662642231 has 2 divisors, whose sum is σ = 2662642232. Its totient is φ = 2662642230.

The previous prime is 2662642207. The next prime is 2662642237. The reversal of 2662642231 is 1322462662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2662642231 - 2¹⁵ = 2662609463 is a prime.

It is a super-2 number, since 2×2662642231² = 14179327300609314722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2662642237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331321115 + 1331321116.

It is an arithmetic number, because the mean of its divisors is an integer number (1331321116).

Almost surely, 2^2662642231 is an apocalyptic number.

2662642231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662642231 is an equidigital number, since it uses as much as digits as its factorization.

2662642231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 2662642231 is about 51600.7968058634. The cubic root of 2662642231 is about 1386.0246005169.

The spelling of 2662642231 in words is "two billion, six hundred sixty-two million, six hundred forty-two thousand, two hundred thirty-one".