10786382561 has 4 divisors (see below), whose sum is σ = 11077906452. Its totient is φ = 10494858672.

The previous prime is 10786382557. The next prime is 10786382587. The reversal of 10786382561 is 16528368701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8532032161 + 2254350400 = 92369^2 + 47480^2 .

It is a cyclic number.

It is not a de Polignac number, because 10786382561 - 2² = 10786382557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10786382591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145761890 + ... + 145761963.

It is an arithmetic number, because the mean of its divisors is an integer number (2769476613).

Almost surely, 2^10786382561 is an apocalyptic number.

It is an amenable number.

10786382561 is a deficient number, since it is larger than the sum of its proper divisors (291523891).

10786382561 is an equidigital number, since it uses as much as digits as its factorization.

10786382561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291523890.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 10786382561 in words is "ten billion, seven hundred eighty-six million, three hundred eighty-two thousand, five hundred sixty-one".