42312642134 has 32 divisors (see below), whose sum is σ = 73870444800. Its totient is φ = 17801244000.

The previous prime is 42312642103. The next prime is 42312642137. The reversal of 42312642134 is 43124621324.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42312642134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42312642137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549509 + ... + 621759.

It is an arithmetic number, because the mean of its divisors is an integer number (2308451400).

Almost surely, 2^42312642134 is an apocalyptic number.

42312642134 is a deficient number, since it is larger than the sum of its proper divisors (31557802666).

42312642134 is a wasteful number, since it uses less digits than its factorization.

42312642134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73028.

The product of its digits is 27648, while the sum is 32.

The spelling of 42312642134 in words is "forty-two billion, three hundred twelve million, six hundred forty-two thousand, one hundred thirty-four".