858850279063 has 16 divisors (see below), whose sum is σ = 1024253452800. Its totient is φ = 704126830176.

The previous prime is 858850279061. The next prime is 858850279081. The reversal of 858850279063 is 360972058858.

It is not a de Polignac number, because 858850279063 - 2¹ = 858850279061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 858850278992 and 858850279010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (858850279061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5974356 + ... + 6116422.

It is an arithmetic number, because the mean of its divisors is an integer number (64015840800).

Almost surely, 2^858850279063 is an apocalyptic number.

858850279063 is a deficient number, since it is larger than the sum of its proper divisors (165403173737).

858850279063 is a wasteful number, since it uses less digits than its factorization.

858850279063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179646.

The product of its (nonzero) digits is 29030400, while the sum is 61.

The spelling of 858850279063 in words is "eight hundred fifty-eight billion, eight hundred fifty million, two hundred seventy-nine thousand, sixty-three".