858299013396 has 720 divisors, whose sum is σ = 2690069831680. Its totient is φ = 237644668800.

The previous prime is 858299013359. The next prime is 858299013413. The reversal of 858299013396 is 693310992858.

858299013396 is a `hidden beast` number, since 8 + 5 + 8 + 299 + 0 + 1 + 339 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 4067767731 + ... + 4067767941.

Almost surely, 2^858299013396 is an apocalyptic number.

858299013396 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 858299013396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345034915840).

858299013396 is an abundant number, since it is smaller than the sum of its proper divisors (1831770818284).

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

858299013396 is a wasteful number, since it uses less digits than its factorization.

858299013396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 63.

The spelling of 858299013396 in words is "eight hundred fifty-eight billion, two hundred ninety-nine million, thirteen thousand, three hundred ninety-six".