2662426631 has 2 divisors, whose sum is σ = 2662426632. Its totient is φ = 2662426630.

The previous prime is 2662426621. The next prime is 2662426639. The reversal of 2662426631 is 1366242662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2662426631 - 2²² = 2658232327 is a prime.

It is a super-2 number, since 2×2662426631² = 14177031130916020322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2662426639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1331213315 + 1331213316.

It is an arithmetic number, because the mean of its divisors is an integer number (1331213316).

Almost surely, 2^2662426631 is an apocalyptic number.

2662426631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662426631 is an equidigital number, since it uses as much as digits as its factorization.

2662426631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 38.

The square root of 2662426631 is about 51598.7076485448. The cubic root of 2662426631 is about 1385.9871896866.

The spelling of 2662426631 in words is "two billion, six hundred sixty-two million, four hundred twenty-six thousand, six hundred thirty-one".