7666767468 has 72 divisors (see below), whose sum is σ = 20919880800. Its totient is φ = 2360176896.

The previous prime is 7666767461. The next prime is 7666767473. The reversal of 7666767468 is 8647676667.

It is not an unprimeable number, because it can be changed into a prime (7666767461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135633 + ... + 183656.

It is an arithmetic number, because the mean of its divisors is an integer number (290553900).

Almost surely, 2^7666767468 is an apocalyptic number.

It is an amenable number.

7666767468 is an abundant number, since it is smaller than the sum of its proper divisors (13253113332).

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

7666767468 is a wasteful number, since it uses less digits than its factorization.

7666767468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319351 (or 319346 counting only the distinct ones).

The product of its digits is 85349376, while the sum is 63.

The square root of 7666767468 is about 87560.0791913758. The cubic root of 7666767468 is about 1971.8358750572.

The spelling of 7666767468 in words is "seven billion, six hundred sixty-six million, seven hundred sixty-seven thousand, four hundred sixty-eight".