842130402750 has 576 divisors, whose sum is σ = 2862216145152. Its totient is φ = 177085440000.

The previous prime is 842130402719. The next prime is 842130402781. The reversal of 842130402750 is 57204031248.

It is a happy number.

842130402750 is a `hidden beast` number, since 84 + 2 + 1 + 304 + 0 + 275 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (842130402719) and next prime (842130402781).

It is a Curzon number.

It is a congruent number.

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 287 ways as a sum of consecutive naturals, for example, 526001950 + ... + 526003550.

It is an arithmetic number, because the mean of its divisors is an integer number (4969125252).

Almost surely, 2^842130402750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842130402750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1431108072576).

842130402750 is an abundant number, since it is smaller than the sum of its proper divisors (2020085742402).

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

842130402750 is a wasteful number, since it uses less digits than its factorization.

842130402750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

Adding to 842130402750 its reverse (57204031248), we get a palindrome (899334433998).

The spelling of 842130402750 in words is "eight hundred forty-two billion, one hundred thirty million, four hundred two thousand, seven hundred fifty".