10389072766 has 32 divisors (see below), whose sum is σ = 15891020640. Its totient is φ = 5093352576.

The previous prime is 10389072751. The next prime is 10389072803. The reversal of 10389072766 is 66727098301.

It is a happy number.

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, 12531640 + ... + 12532468.

It is an arithmetic number, because the mean of its divisors is an integer number (496594395).

Almost surely, 2^10389072766 is an apocalyptic number.

10389072766 is a deficient number, since it is larger than the sum of its proper divisors (5501947874).

10389072766 is a wasteful number, since it uses less digits than its factorization.

10389072766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 10389072766 in words is "ten billion, three hundred eighty-nine million, seventy-two thousand, seven hundred sixty-six".