42524679913 has 4 divisors (see below), whose sum is σ = 42901004628. Its totient is φ = 42148355200.

The previous prime is 42524679823. The next prime is 42524679949. The reversal of 42524679913 is 31997642524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8250452224 + 34274227689 = 90832^2 + 185133^2 .

It is a cyclic number.

It is not a de Polignac number, because 42524679913 - 2³³ = 33934745321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42524679973) 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, 188162188 + ... + 188162413.

It is an arithmetic number, because the mean of its divisors is an integer number (10725251157).

Almost surely, 2^42524679913 is an apocalyptic number.

It is an amenable number.

42524679913 is a deficient number, since it is larger than the sum of its proper divisors (376324715).

42524679913 is a wasteful number, since it uses less digits than its factorization.

42524679913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376324714.

The product of its digits is 3265920, while the sum is 52.

The spelling of 42524679913 in words is "forty-two billion, five hundred twenty-four million, six hundred seventy-nine thousand, nine hundred thirteen".