871057083526357 has 32 divisors (see below), whose sum is σ = 1095802661302272. Its totient is φ = 673956183409344.

The previous prime is 871057083526321. The next prime is 871057083526381. The reversal of 871057083526357 is 753625380750178.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-871057083526357 is a prime.

It is a super-2 number, since 2×871057083526357² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 871057083526292 and 871057083526301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871057083526457) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80711223 + ... + 90864820.

It is an arithmetic number, because the mean of its divisors is an integer number (34243833165696).

Almost surely, 2^{871057083526357} is an apocalyptic number.

It is an amenable number.

871057083526357 is a deficient number, since it is larger than the sum of its proper divisors (224745577775915).

871057083526357 is a wasteful number, since it uses less digits than its factorization.

871057083526357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171577297.

The product of its (nonzero) digits is 296352000, while the sum is 67.

The spelling of 871057083526357 in words is "eight hundred seventy-one trillion, fifty-seven billion, eighty-three million, five hundred twenty-six thousand, three hundred fifty-seven".