869894235000 has 800 divisors, whose sum is σ = 3574088300640. Its totient is φ = 193435776000.

The previous prime is 869894234987. The next prime is 869894235031. The reversal of 869894235000 is 532498968.

869894235000 is a `hidden beast` number, since 8 + 6 + 98 + 9 + 42 + 3 + 500 + 0 = 666.

869894235000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 104890854 + ... + 104899146.

Almost surely, 2^869894235000 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 869894235000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1787044150320).

869894235000 is an abundant number, since it is smaller than the sum of its proper divisors (2704194065640).

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

869894235000 is a wasteful number, since it uses less digits than its factorization.

869894235000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8375 (or 8347 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 869894235000 in words is "eight hundred sixty-nine billion, eight hundred ninety-four million, two hundred thirty-five thousand".