84726845808 has 160 divisors (see below), whose sum is σ = 243322759680. Its totient is φ = 25190507520.

The previous prime is 84726845681. The next prime is 84726845837. The reversal of 84726845808 is 80854862748.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5920710 + ... + 5935002.

It is an arithmetic number, because the mean of its divisors is an integer number (1520767248).

Almost surely, 2^84726845808 is an apocalyptic number.

84726845808 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84726845808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121661379840).

84726845808 is an abundant number, since it is smaller than the sum of its proper divisors (158595913872).

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

84726845808 is a wasteful number, since it uses less digits than its factorization.

84726845808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14527 (or 14521 counting only the distinct ones).

The product of its (nonzero) digits is 27525120, while the sum is 60.

It can be divided in two parts, 84726845 and 808, that added together give a triangular number (84727653 = T₁₃₀₁₇).

The spelling of 84726845808 in words is "eighty-four billion, seven hundred twenty-six million, eight hundred forty-five thousand, eight hundred eight".