766716746 has 8 divisors (see below), whose sum is σ = 1176821184. Its totient is φ = 374443020.

The previous prime is 766716721. The next prime is 766716751. The reversal of 766716746 is 647617667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 766716694 and 766716703.

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, 4457570 + ... + 4457741.

It is an arithmetic number, because the mean of its divisors is an integer number (147102648).

Almost surely, 2^766716746 is an apocalyptic number.

766716746 is a deficient number, since it is larger than the sum of its proper divisors (410104438).

766716746 is a wasteful number, since it uses less digits than its factorization.

766716746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8915356.

The product of its digits is 1778112, while the sum is 50.

The square root of 766716746 is about 27689.6505214493. The cubic root of 766716746 is about 915.2610544406.

The spelling of 766716746 in words is "seven hundred sixty-six million, seven hundred sixteen thousand, seven hundred forty-six".