766511485 has 16 divisors (see below), whose sum is σ = 945649152. Its totient is φ = 596160000.

The previous prime is 766511401. The next prime is 766511489. The reversal of 766511485 is 584115667.

766511485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 766511485 - 2¹¹ = 766509437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766511489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24685 + ... + 46285.

It is an arithmetic number, because the mean of its divisors is an integer number (59103072).

Almost surely, 2^766511485 is an apocalyptic number.

It is an amenable number.

766511485 is a deficient number, since it is larger than the sum of its proper divisors (179137667).

766511485 is a wasteful number, since it uses less digits than its factorization.

766511485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21804.

The product of its digits is 201600, while the sum is 43.

The square root of 766511485 is about 27685.9438163123. The cubic root of 766511485 is about 915.1793710081.

The spelling of 766511485 in words is "seven hundred sixty-six million, five hundred eleven thousand, four hundred eighty-five".