42343561434 has 16 divisors (see below), whose sum is σ = 84702161088. Its totient is φ = 14112014112.

The previous prime is 42343561399. The next prime is 42343561459. The reversal of 42343561434 is 43416534324.

It is a junction number, because it is equal to n+sod(n) for n = 42343561392 and 42343561401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 589822 + ... + 657705.

It is an arithmetic number, because the mean of its divisors is an integer number (5293885068).

Almost surely, 2^42343561434 is an apocalyptic number.

42343561434 is an abundant number, since it is smaller than the sum of its proper divisors (42358599654).

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

42343561434 is a wasteful number, since it uses less digits than its factorization.

42343561434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253189.

The product of its digits is 414720, while the sum is 39.

The spelling of 42343561434 in words is "forty-two billion, three hundred forty-three million, five hundred sixty-one thousand, four hundred thirty-four".