71052608250 has 192 divisors, whose sum is σ = 210813666336. Its totient is φ = 17159500800.

The previous prime is 71052608239. The next prime is 71052608299. The reversal of 71052608250 is 5280625017.

It is a happy number.

71052608250 is a `hidden beast` number, since 7 + 1 + 0 + 526 + 0 + 82 + 50 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 3514474089 + 67538134161 = 59283^2 + 259881^2 .

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, 1527334 + ... + 1573166.

Almost surely, 2^71052608250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71052608250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105406833168).

71052608250 is an abundant number, since it is smaller than the sum of its proper divisors (139761058086).

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

71052608250 is a wasteful number, since it uses less digits than its factorization.

71052608250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45922 (or 45909 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 71052608250 in words is "seventy-one billion, fifty-two million, six hundred eight thousand, two hundred fifty".