42142605234 has 32 divisors (see below), whose sum is σ = 84428011584. Its totient is φ = 14023759680.

The previous prime is 42142605223. The next prime is 42142605259. The reversal of 42142605234 is 43250624124.

It is a junction number, because it is equal to n+sod(n) for n = 42142605195 and 42142605204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13766064 + ... + 13769124.

It is an arithmetic number, because the mean of its divisors is an integer number (2638375362).

Almost surely, 2^42142605234 is an apocalyptic number.

42142605234 is an abundant number, since it is smaller than the sum of its proper divisors (42285406350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42142605234 is a wasteful number, since it uses less digits than its factorization.

42142605234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6202.

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 42142605234 in words is "forty-two billion, one hundred forty-two million, six hundred five thousand, two hundred thirty-four".