841268816 has 30 divisors (see below), whose sum is σ = 1639106586. Its totient is φ = 418286400.

The previous prime is 841268809. The next prime is 841268821. The reversal of 841268816 is 618862148.

It can be written as a sum of positive squares in only one way, i.e., 823460416 + 17808400 = 28696^2 + 4220^2 .

It is a super-3 number, since 3×841268816³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 711746 + ... + 712926.

Almost surely, 2^841268816 is an apocalyptic number.

It is an amenable number.

841268816 is a deficient number, since it is larger than the sum of its proper divisors (797837770).

841268816 is a wasteful number, since it uses less digits than its factorization.

841268816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611 (or 1394 counting only the distinct ones).

The product of its digits is 147456, while the sum is 44.

The square root of 841268816 is about 29004.6343883180. The cubic root of 841268816 is about 944.0136273528.

The spelling of 841268816 in words is "eight hundred forty-one million, two hundred sixty-eight thousand, eight hundred sixteen".