42351536113 has 4 divisors (see below), whose sum is σ = 43811933940. Its totient is φ = 40891138288.

The previous prime is 42351536083. The next prime is 42351536131. The reversal of 42351536113 is 31163515324.

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 23060548449 + 19290987664 = 151857^2 + 138892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42351536113 is a prime.

It is a super-2 number, since 2×42351536113² (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 (42351566113) 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, 730198870 + ... + 730198927.

It is an arithmetic number, because the mean of its divisors is an integer number (10952983485).

Almost surely, 2^42351536113 is an apocalyptic number.

It is an amenable number.

42351536113 is a deficient number, since it is larger than the sum of its proper divisors (1460397827).

42351536113 is a wasteful number, since it uses less digits than its factorization.

42351536113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460397826.

The product of its digits is 32400, while the sum is 34.

The spelling of 42351536113 in words is "forty-two billion, three hundred fifty-one million, five hundred thirty-six thousand, one hundred thirteen".