42560413523 has 4 divisors (see below), whose sum is σ = 42806427648. Its totient is φ = 42314399400.

The previous prime is 42560413471. The next prime is 42560413579. The reversal of 42560413523 is 32531406524.

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

It is a cyclic number.

It is not a de Polignac number, because 42560413523 - 2¹² = 42560409427 is a prime.

It is a super-2 number, since 2×42560413523² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42560413723) 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, 123006803 + ... + 123007148.

It is an arithmetic number, because the mean of its divisors is an integer number (10701606912).

Almost surely, 2^42560413523 is an apocalyptic number.

42560413523 is a deficient number, since it is larger than the sum of its proper divisors (246014125).

42560413523 is a wasteful number, since it uses less digits than its factorization.

42560413523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246014124.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 42560413523 in words is "forty-two billion, five hundred sixty million, four hundred thirteen thousand, five hundred twenty-three".