916136189568 has 512 divisors, whose sum is σ = 2804522803200. Its totient is φ = 297977315328.

The previous prime is 916136189567. The next prime is 916136189587. The reversal of 916136189568 is 865981631619.

916136189568 is a `hidden beast` number, since 9 + 1 + 6 + 1 + 3 + 61 + 8 + 9 + 568 = 666.

It is not an unprimeable number, because it can be changed into a prime (916136189561) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2595286480 + ... + 2595286832.

It is an arithmetic number, because the mean of its divisors is an integer number (5477583600).

Almost surely, 2^916136189568 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 916136189568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402261401600).

916136189568 is an abundant number, since it is smaller than the sum of its proper divisors (1888386613632).

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

916136189568 is an equidigital number, since it uses as much as digits as its factorization.

916136189568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 558 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 63.

The spelling of 916136189568 in words is "nine hundred sixteen billion, one hundred thirty-six million, one hundred eighty-nine thousand, five hundred sixty-eight".