42506032263 has 16 divisors (see below), whose sum is σ = 60390747360. Its totient is φ = 26500571136.

The previous prime is 42506032249. The next prime is 42506032301. The reversal of 42506032263 is 36223060524.

42506032263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-42506032263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42506032223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2646298 + ... + 2662311.

It is an arithmetic number, because the mean of its divisors is an integer number (3774421710).

Almost surely, 2^42506032263 is an apocalyptic number.

42506032263 is a deficient number, since it is larger than the sum of its proper divisors (17884715097).

42506032263 is a wasteful number, since it uses less digits than its factorization.

42506032263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5308786.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 42506032263 its reverse (36223060524), we get a palindrome (78729092787).

The spelling of 42506032263 in words is "forty-two billion, five hundred six million, thirty-two thousand, two hundred sixty-three".