768557302276 has 27 divisors (see below), whose sum is σ = 1351626343207. Its totient is φ = 382387665320.

The previous prime is 768557302273. The next prime is 768557302277. The reversal of 768557302276 is 672203755867.

The square root of 768557302276 is 876674.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 768557302276.

It is not an unprimeable number, because it can be changed into a prime (768557302273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 398009031 + ... + 398010961.

Almost surely, 2^768557302276 is an apocalyptic number.

768557302276 is the 876674-th square number.

It is an amenable number.

768557302276 is a deficient number, since it is larger than the sum of its proper divisors (583069040931).

768557302276 is an frugal number, since it uses more digits than its factorization.

768557302276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320 (or 2160 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 58.

The spelling of 768557302276 in words is "seven hundred sixty-eight billion, five hundred fifty-seven million, three hundred two thousand, two hundred seventy-six".