10366666784 has 24 divisors (see below), whose sum is σ = 20467214460. Its totient is φ = 5168644096.

The previous prime is 10366666769. The next prime is 10366666787. The reversal of 10366666784 is 48766666301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9795456784 + 571210000 = 98972^2 + 23900^2 .

It is not an unprimeable number, because it can be changed into a prime (10366666787) 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, 447569 + ... + 470160.

Almost surely, 2^10366666784 is an apocalyptic number.

It is an amenable number.

10366666784 is a deficient number, since it is larger than the sum of its proper divisors (10100547676).

10366666784 is an equidigital number, since it uses as much as digits as its factorization.

10366666784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918092 (or 918084 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 10366666784 in words is "ten billion, three hundred sixty-six million, six hundred sixty-six thousand, seven hundred eighty-four".