42137684850 has 48 divisors (see below), whose sum is σ = 105760543392. Its totient is φ = 11101330560.

The previous prime is 42137684803. The next prime is 42137684861. The reversal of 42137684850 is 5848673124.

It is a self number, because there is not a number n which added to its sum of digits gives 42137684850.

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 23 ways as a sum of consecutive naturals, for example, 1679827 + ... + 1704726.

It is an arithmetic number, because the mean of its divisors is an integer number (2203344654).

Almost surely, 2^42137684850 is an apocalyptic number.

42137684850 is an abundant number, since it is smaller than the sum of its proper divisors (63622858542).

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

42137684850 is a wasteful number, since it uses less digits than its factorization.

42137684850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384651 (or 3384646 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 42137684850 in words is "forty-two billion, one hundred thirty-seven million, six hundred eighty-four thousand, eight hundred fifty".