871101902070 has 192 divisors, whose sum is σ = 2494261486080. Its totient is φ = 218119039488.

The previous prime is 871101902039. The next prime is 871101902323. The reversal of 871101902070 is 70209101178.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5133727 + ... + 5300693.

It is an arithmetic number, because the mean of its divisors is an integer number (12990945240).

Almost surely, 2^871101902070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 871101902070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1247130743040).

871101902070 is an abundant number, since it is smaller than the sum of its proper divisors (1623159584010).

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

871101902070 is a wasteful number, since it uses less digits than its factorization.

871101902070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167121 (or 167109 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 36.

The spelling of 871101902070 in words is "eight hundred seventy-one billion, one hundred one million, nine hundred two thousand, seventy".