871573008652 has 6 divisors (see below), whose sum is σ = 1525252765148. Its totient is φ = 435786504324.

The previous prime is 871573008643. The next prime is 871573008661. The reversal of 871573008652 is 256800375178.

It is a happy number.

871573008652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (871573008643) and next prime (871573008661).

It is a self number, because there is not a number n which added to its sum of digits gives 871573008652.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108946626078 + ... + 108946626085.

Almost surely, 2^871573008652 is an apocalyptic number.

It is an amenable number.

871573008652 is a deficient number, since it is larger than the sum of its proper divisors (653679756496).

871573008652 is a wasteful number, since it uses less digits than its factorization.

871573008652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217893252167 (or 217893252165 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 871573008652 in words is "eight hundred seventy-one billion, five hundred seventy-three million, eight thousand, six hundred fifty-two".