84267826434 has 48 divisors (see below), whose sum is σ = 199199149344. Its totient is φ = 25533057600.

The previous prime is 84267826381. The next prime is 84267826441. The reversal of 84267826434 is 43462876248.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2805174 + ... + 2835054.

It is an arithmetic number, because the mean of its divisors is an integer number (4149982278).

Almost surely, 2^84267826434 is an apocalyptic number.

84267826434 is an abundant number, since it is smaller than the sum of its proper divisors (114931322910).

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

84267826434 is a wasteful number, since it uses less digits than its factorization.

84267826434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44143 (or 44140 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 54.

It can be divided in two parts, 8426782 and 6434, that added together give a square (8433216 = 2904²).

The spelling of 84267826434 in words is "eighty-four billion, two hundred sixty-seven million, eight hundred twenty-six thousand, four hundred thirty-four".