1366688704 has 28 divisors (see below), whose sum is σ = 2829939984. Its totient is φ = 653633024.

The previous prime is 1366688689. The next prime is 1366688747. The reversal of 1366688704 is 4078866631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462757 + ... + 465700.

Almost surely, 2^1366688704 is an apocalyptic number.

It is an amenable number.

1366688704 is an abundant number, since it is smaller than the sum of its proper divisors (1463251280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1366688704 is an equidigital number, since it uses as much as digits as its factorization.

1366688704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928492 (or 928482 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 1366688704 is about 36968.7530760776. The cubic root of 1366688704 is about 1109.7450119048.

The spelling of 1366688704 in words is "one billion, three hundred sixty-six million, six hundred eighty-eight thousand, seven hundred four".