42543446242263 has 8 divisors (see below), whose sum is σ = 56726033288448. Its totient is φ = 28361578345464.

The previous prime is 42543446242261. The next prime is 42543446242289. The reversal of 42543446242263 is 36224264434524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42543446242263 - 2¹ = 42543446242261 is a prime.

It is a super-2 number, since 2×42543446242263² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42543446242261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179649295 + ... + 179885952.

It is an arithmetic number, because the mean of its divisors is an integer number (7090754161056).

Almost surely, 2^{42543446242263} is an apocalyptic number.

42543446242263 is a deficient number, since it is larger than the sum of its proper divisors (14182587046185).

42543446242263 is a wasteful number, since it uses less digits than its factorization.

42543446242263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359574693.

The product of its digits is 26542080, while the sum is 51.

The spelling of 42543446242263 in words is "forty-two trillion, five hundred forty-three billion, four hundred forty-six million, two hundred forty-two thousand, two hundred sixty-three".