42173360068 has 24 divisors (see below), whose sum is σ = 84362427072. Its totient is φ = 18070931424.

The previous prime is 42173360059. The next prime is 42173360071. The reversal of 42173360068 is 86006337124.

It is a self number, because there is not a number n which added to its sum of digits gives 42173360068.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15855 + ... + 290857.

It is an arithmetic number, because the mean of its divisors is an integer number (3515101128).

Almost surely, 2^42173360068 is an apocalyptic number.

It is an amenable number.

42173360068 is an abundant number, since it is smaller than the sum of its proper divisors (42189067004).

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

42173360068 is a wasteful number, since it uses less digits than its factorization.

42173360068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280491 (or 280489 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 42173360068 in words is "forty-two billion, one hundred seventy-three million, three hundred sixty thousand, sixty-eight".