84555381159 has 12 divisors (see below), whose sum is σ = 124975912776. Its totient is φ = 55059317712.

The previous prime is 84555381151. The next prime is 84555381191. The reversal of 84555381159 is 95118355548.

84555381159 is a `hidden beast` number, since 8 + 4 + 5 + 553 + 81 + 1 + 5 + 9 = 666.

It is not a de Polignac number, because 84555381159 - 2³ = 84555381151 is a prime.

It is a super-2 number, since 2×84555381159² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84555381151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109244292 + ... + 109245065.

It is an arithmetic number, because the mean of its divisors is an integer number (10414659398).

Almost surely, 2^84555381159 is an apocalyptic number.

84555381159 is a deficient number, since it is larger than the sum of its proper divisors (40420531617).

84555381159 is a wasteful number, since it uses less digits than its factorization.

84555381159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218489406 (or 218489403 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 54.

The spelling of 84555381159 in words is "eighty-four billion, five hundred fifty-five million, three hundred eighty-one thousand, one hundred fifty-nine".