875850967991 has 8 divisors (see below), whose sum is σ = 877012609200. Its totient is φ = 874689951168.

The previous prime is 875850967891. The next prime is 875850968021. The reversal of 875850967991 is 199769058578.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 875850967991 - 2¹⁴ = 875850951607 is a prime.

It is a super-2 number, since 2×875850967991² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875850967891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2685425 + ... + 2993861.

It is an arithmetic number, because the mean of its divisors is an integer number (109626576150).

Almost surely, 2^875850967991 is an apocalyptic number.

875850967991 is a deficient number, since it is larger than the sum of its proper divisors (1161641209).

875850967991 is a wasteful number, since it uses less digits than its factorization.

875850967991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312193.

The product of its (nonzero) digits is 342921600, while the sum is 74.

The spelling of 875850967991 in words is "eight hundred seventy-five billion, eight hundred fifty million, nine hundred sixty-seven thousand, nine hundred ninety-one".