858919096020 has 48 divisors (see below), whose sum is σ = 2445735741120. Its totient is φ = 225162971136.

The previous prime is 858919095973. The next prime is 858919096031. The reversal of 858919096020 is 20690919858.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121312717 + ... + 121319796.

It is an arithmetic number, because the mean of its divisors is an integer number (50952827940).

Almost surely, 2^858919096020 is an apocalyptic number.

It is an amenable number.

858919096020 is an abundant number, since it is smaller than the sum of its proper divisors (1586816645100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

858919096020 is a wasteful number, since it uses less digits than its factorization.

858919096020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242632584 (or 242632582 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 57.

The spelling of 858919096020 in words is "eight hundred fifty-eight billion, nine hundred nineteen million, ninety-six thousand, twenty".