42042146112563 has 4 divisors (see below), whose sum is σ = 42363078525768. Its totient is φ = 41721213699360.

The previous prime is 42042146112469. The next prime is 42042146112581. The reversal of 42042146112563 is 36521164124024.

42042146112563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42042146112563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42042146112563.

It is not an unprimeable number, because it can be changed into a prime (42042146112763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160466206406 + ... + 160466206667.

It is an arithmetic number, because the mean of its divisors is an integer number (10590769631442).

Almost surely, 2^{42042146112563} is an apocalyptic number.

42042146112563 is a deficient number, since it is larger than the sum of its proper divisors (320932413205).

42042146112563 is a wasteful number, since it uses less digits than its factorization.

42042146112563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320932413204.

The product of its (nonzero) digits is 276480, while the sum is 41.

It can be divided in two parts, 420421461 and 12563, that added together give a palindrome (420434024).

The spelling of 42042146112563 in words is "forty-two trillion, forty-two billion, one hundred forty-six million, one hundred twelve thousand, five hundred sixty-three".