42166532263 has 2 divisors, whose sum is σ = 42166532264. Its totient is φ = 42166532262.

The previous prime is 42166532257. The next prime is 42166532269. The reversal of 42166532263 is 36223566124.

It is a balanced prime because it is at equal distance from previous prime (42166532257) and next prime (42166532269).

It is a cyclic number.

It is not a de Polignac number, because 42166532263 - 2¹⁷ = 42166401191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42166532269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21083266131 + 21083266132.

It is an arithmetic number, because the mean of its divisors is an integer number (21083266132).

Almost surely, 2^42166532263 is an apocalyptic number.

42166532263 is a deficient number, since it is larger than the sum of its proper divisors (1).

42166532263 is an equidigital number, since it uses as much as digits as its factorization.

42166532263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 40.

It can be divided in two parts, 4216653 and 2263, that added together give a square (4218916 = 2054²).

The spelling of 42166532263 in words is "forty-two billion, one hundred sixty-six million, five hundred thirty-two thousand, two hundred sixty-three".