5911266816 has 640 divisors, whose sum is σ = 22291906560. Its totient is φ = 1504935936.

The previous prime is 5911266773. The next prime is 5911266863. The reversal of 5911266816 is 6186621195.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46545345 + ... + 46545471.

It is an arithmetic number, because the mean of its divisors is an integer number (34831104).

Almost surely, 2^5911266816 is an apocalyptic number.

5911266816 is a gapful number since it is divisible by the number (56) 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 5911266816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11145953280).

5911266816 is an abundant number, since it is smaller than the sum of its proper divisors (16380639744).

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

5911266816 is a wasteful number, since it uses less digits than its factorization.

5911266816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 189 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 5911266816 is about 76884.7632239314. The cubic root of 5911266816 is about 1808.1183518213.

The spelling of 5911266816 in words is "five billion, nine hundred eleven million, two hundred sixty-six thousand, eight hundred sixteen".