858850279011 has 32 divisors (see below), whose sum is σ = 1318323597120. Its totient is φ = 552161981952.

The previous prime is 858850278991. The next prime is 858850279061. The reversal of 858850279011 is 110972058858.

858850279011 is a `hidden beast` number, since 8 + 58 + 8 + 502 + 79 + 0 + 11 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-858850279011 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 3691140 + ... + 3916913.

It is an arithmetic number, because the mean of its divisors is an integer number (41197612410).

Almost surely, 2^858850279011 is an apocalyptic number.

858850279011 is a deficient number, since it is larger than the sum of its proper divisors (459473318109).

858850279011 is a wasteful number, since it uses less digits than its factorization.

858850279011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7608212 (or 7608206 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 54.

The spelling of 858850279011 in words is "eight hundred fifty-eight billion, eight hundred fifty million, two hundred seventy-nine thousand, eleven".