867845133234 has 16 divisors (see below), whose sum is σ = 1928544740640. Its totient is φ = 289281711060.

The previous prime is 867845133209. The next prime is 867845133289. The reversal of 867845133234 is 432331548768.

It is a happy number.

867845133234 is a `hidden beast` number, since 8 + 67 + 8 + 4 + 513 + 32 + 34 = 666.

It is a super-3 number, since 3×867845133234³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 16071206171 = 867845133234 / (8 + 6 + 7 + 8 + 4 + 5 + 1 + 3 + 3 + 2 + 3 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8035603032 + ... + 8035603139.

It is an arithmetic number, because the mean of its divisors is an integer number (120534046290).

Almost surely, 2^867845133234 is an apocalyptic number.

867845133234 is an abundant number, since it is smaller than the sum of its proper divisors (1060699607406).

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

867845133234 is a wasteful number, since it uses less digits than its factorization.

867845133234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16071206182 (or 16071206176 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 867845133234 in words is "eight hundred sixty-seven billion, eight hundred forty-five million, one hundred thirty-three thousand, two hundred thirty-four".