42543340574 has 16 divisors (see below), whose sum is σ = 72987703008. Its totient is φ = 18218794752.

The previous prime is 42543340459. The next prime is 42543340597. The reversal of 42543340574 is 47504334524.

It is a congruent number.

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, 1153319 + ... + 1189634.

It is an arithmetic number, because the mean of its divisors is an integer number (4561731438).

Almost surely, 2^42543340574 is an apocalyptic number.

42543340574 is a deficient number, since it is larger than the sum of its proper divisors (30444362434).

42543340574 is a wasteful number, since it uses less digits than its factorization.

42543340574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344259.

The product of its (nonzero) digits is 806400, while the sum is 41.

The spelling of 42543340574 in words is "forty-two billion, five hundred forty-three million, three hundred forty thousand, five hundred seventy-four".