42598315523 has 4 divisors (see below), whose sum is σ = 42598735560. Its totient is φ = 42597895488.

The previous prime is 42598315367. The next prime is 42598315547. The reversal of 42598315523 is 32551389524.

It is a happy number.

42598315523 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42598315523 - 2²⁰ = 42597266947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42598315583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46736 + ... + 295602.

It is an arithmetic number, because the mean of its divisors is an integer number (10649683890).

Almost surely, 2^42598315523 is an apocalyptic number.

42598315523 is a deficient number, since it is larger than the sum of its proper divisors (420037).

42598315523 is a wasteful number, since it uses less digits than its factorization.

42598315523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420036.

The product of its digits is 1296000, while the sum is 47.

The spelling of 42598315523 in words is "forty-two billion, five hundred ninety-eight million, three hundred fifteen thousand, five hundred twenty-three".