766204268448 has 24 divisors (see below), whose sum is σ = 2011286204928. Its totient is φ = 255401422784.

The previous prime is 766204268437. The next prime is 766204268461. The reversal of 766204268448 is 844862402667.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×766204268448³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3990647136 + ... + 3990647327.

It is an arithmetic number, because the mean of its divisors is an integer number (83803591872).

Almost surely, 2^766204268448 is an apocalyptic number.

It is an amenable number.

766204268448 is an abundant number, since it is smaller than the sum of its proper divisors (1245081936480).

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

766204268448 is a wasteful number, since it uses less digits than its factorization.

766204268448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7981294476 (or 7981294468 counting only the distinct ones).

The product of its (nonzero) digits is 24772608, while the sum is 57.

The spelling of 766204268448 in words is "seven hundred sixty-six billion, two hundred four million, two hundred sixty-eight thousand, four hundred forty-eight".