767661468 has 48 divisors (see below), whose sum is σ = 2052583680. Its totient is φ = 218744064.

The previous prime is 767661451. The next prime is 767661473. The reversal of 767661468 is 864166767.

767661468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 767661468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19780 + ... + 43892.

It is an arithmetic number, because the mean of its divisors is an integer number (42762160).

Almost surely, 2^767661468 is an apocalyptic number.

It is an amenable number.

767661468 is an abundant number, since it is smaller than the sum of its proper divisors (1284922212).

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

767661468 is a wasteful number, since it uses less digits than its factorization.

767661468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24506 (or 24504 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 51.

The square root of 767661468 is about 27706.7043872056. The cubic root of 767661468 is about 915.6368178776.

The spelling of 767661468 in words is "seven hundred sixty-seven million, six hundred sixty-one thousand, four hundred sixty-eight".