766163045 has 8 divisors (see below), whose sum is σ = 924476280. Its totient is φ = 609543360.

The previous prime is 766163039. The next prime is 766163053. The reversal of 766163045 is 540361667.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 44542276 + 721620769 = 6674^2 + 26863^2 .

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

It is not a de Polignac number, because 766163045 - 2⁶ = 766162981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422390 + ... + 424199.

It is an arithmetic number, because the mean of its divisors is an integer number (115559535).

Almost surely, 2^766163045 is an apocalyptic number.

It is an amenable number.

766163045 is a deficient number, since it is larger than the sum of its proper divisors (158313235).

766163045 is a wasteful number, since it uses less digits than its factorization.

766163045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846775.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 766163045 is about 27679.6503771272. The cubic root of 766163045 is about 915.0406762253.

The spelling of 766163045 in words is "seven hundred sixty-six million, one hundred sixty-three thousand, forty-five".