858276872113 has 8 divisors (see below), whose sum is σ = 869098493736. Its totient is φ = 847500816000.

The previous prime is 858276872017. The next prime is 858276872143. The reversal of 858276872113 is 311278672858.

It can be written as a sum of positive squares in 4 ways, for example, as 193614960289 + 664661911824 = 440017^2 + 815268^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-858276872113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (858276872143) 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, 11353468 + ... + 11428813.

It is an arithmetic number, because the mean of its divisors is an integer number (108637311717).

Almost surely, 2^858276872113 is an apocalyptic number.

It is an amenable number.

858276872113 is a deficient number, since it is larger than the sum of its proper divisors (10821621623).

858276872113 is a wasteful number, since it uses less digits than its factorization.

858276872113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22782755.

The product of its digits is 9031680, while the sum is 58.

The spelling of 858276872113 in words is "eight hundred fifty-eight billion, two hundred seventy-six million, eight hundred seventy-two thousand, one hundred thirteen".