262442266543 has 2 divisors, whose sum is σ = 262442266544. Its totient is φ = 262442266542.

The previous prime is 262442266529. The next prime is 262442266561. The reversal of 262442266543 is 345662244262.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-262442266543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 262442266493 and 262442266502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262442266523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131221133271 + 131221133272.

It is an arithmetic number, because the mean of its divisors is an integer number (131221133272).

Almost surely, 2^262442266543 is an apocalyptic number.

262442266543 is a deficient number, since it is larger than the sum of its proper divisors (1).

262442266543 is an equidigital number, since it uses as much as digits as its factorization.

262442266543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3317760, while the sum is 46.

The spelling of 262442266543 in words is "two hundred sixty-two billion, four hundred forty-two million, two hundred sixty-six thousand, five hundred forty-three".