886990463856 has 360 divisors, whose sum is σ = 3097416797280. Its totient is φ = 231806002176.

The previous prime is 886990463833. The next prime is 886990463861. The reversal of 886990463856 is 658364099688.

886990463856 is a `hidden beast` number, since 8 + 86 + 9 + 9 + 0 + 463 + 85 + 6 = 666.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 10510726 + ... + 10594778.

It is an arithmetic number, because the mean of its divisors is an integer number (8603935548).

Almost surely, 2^886990463856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 886990463856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1548708398640).

886990463856 is an abundant number, since it is smaller than the sum of its proper divisors (2210426333424).

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

886990463856 is a wasteful number, since it uses less digits than its factorization.

886990463856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84141 (or 84113 counting only the distinct ones).

The product of its (nonzero) digits is 537477120, while the sum is 72.

The spelling of 886990463856 in words is "eight hundred eighty-six billion, nine hundred ninety million, four hundred sixty-three thousand, eight hundred fifty-six".