768335533808 has 20 divisors (see below), whose sum is σ = 1539982859640. Its totient is φ = 370920602304.

The previous prime is 768335533787. The next prime is 768335533859. The reversal of 768335533808 is 808335533867.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827947310 + ... + 827948237.

It is an arithmetic number, because the mean of its divisors is an integer number (76999142982).

Almost surely, 2^768335533808 is an apocalyptic number.

It is an amenable number.

768335533808 is an abundant number, since it is smaller than the sum of its proper divisors (771647325832).

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

768335533808 is a wasteful number, since it uses less digits than its factorization.

768335533808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655895584 (or 1655895578 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 59.

Adding to 768335533808 its sum of digits (59), we get a palindrome (768335533867).

The spelling of 768335533808 in words is "seven hundred sixty-eight billion, three hundred thirty-five million, five hundred thirty-three thousand, eight hundred eight".