42617459505 has 16 divisors (see below), whose sum is σ = 68232510144. Its totient is φ = 22714453440.

The previous prime is 42617459453. The next prime is 42617459509. The reversal of 42617459505 is 50595471624.

42617459505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42617459505 - 2⁶ = 42617459441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42617459509) 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, 904914 + ... + 950843.

It is an arithmetic number, because the mean of its divisors is an integer number (4264531884).

Almost surely, 2^42617459505 is an apocalyptic number.

It is an amenable number.

42617459505 is a deficient number, since it is larger than the sum of its proper divisors (25615050639).

42617459505 is a wasteful number, since it uses less digits than its factorization.

42617459505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857296.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 42617459505 in words is "forty-two billion, six hundred seventeen million, four hundred fifty-nine thousand, five hundred five".