42052537542 has 16 divisors (see below), whose sum is σ = 84196604160. Its totient is φ = 14002257672.

The previous prime is 42052537511. The next prime is 42052537559. The reversal of 42052537542 is 24573525024.

It is a self number, because there is not a number n which added to its sum of digits gives 42052537542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3807738 + ... + 3818765.

It is an arithmetic number, because the mean of its divisors is an integer number (5262287760).

Almost surely, 2^42052537542 is an apocalyptic number.

42052537542 is an abundant number, since it is smaller than the sum of its proper divisors (42144066618).

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

42052537542 is a wasteful number, since it uses less digits than its factorization.

42052537542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7627427.

The product of its (nonzero) digits is 336000, while the sum is 39.

The spelling of 42052537542 in words is "forty-two billion, fifty-two million, five hundred thirty-seven thousand, five hundred forty-two".