83459228580 has 384 divisors, whose sum is σ = 329885122560. Its totient is φ = 17040637440.

The previous prime is 83459228569. The next prime is 83459228591. The reversal of 83459228580 is 8582295438.

It is a happy number.

83459228580 is a `hidden beast` number, since 8 + 3 + 4 + 59 + 2 + 2 + 8 + 580 = 666.

It is an interprime number because it is at equal distance from previous prime (83459228569) and next prime (83459228591).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1495947 + ... + 1550733.

It is an arithmetic number, because the mean of its divisors is an integer number (859075840).

Almost surely, 2^83459228580 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 83459228580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164942561280).

83459228580 is an abundant number, since it is smaller than the sum of its proper divisors (246425893980).

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

83459228580 is a wasteful number, since it uses less digits than its factorization.

83459228580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54856 (or 54848 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 54.

The spelling of 83459228580 in words is "eighty-three billion, four hundred fifty-nine million, two hundred twenty-eight thousand, five hundred eighty".