869025211392 has 352 divisors, whose sum is σ = 2521924175232. Its totient is φ = 264467644416.

The previous prime is 869025211387. The next prime is 869025211511. The reversal of 869025211392 is 293112520968.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2329826118 + ... + 2329826490.

It is an arithmetic number, because the mean of its divisors is an integer number (7164557316).

Almost surely, 2^869025211392 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 869025211392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1260962087616).

869025211392 is an abundant number, since it is smaller than the sum of its proper divisors (1652898963840).

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

869025211392 is a wasteful number, since it uses less digits than its factorization.

869025211392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 869025211392 in words is "eight hundred sixty-nine billion, twenty-five million, two hundred eleven thousand, three hundred ninety-two".