1366794610560 has 768 divisors, whose sum is σ = 5038658913600. Its totient is φ = 340747223040.

The previous prime is 1366794610543. The next prime is 1366794610567. The reversal of 1366794610560 is 650164976631.

It is a happy number.

1366794610560 is a `hidden beast` number, since 1 + 3 + 6 + 6 + 79 + 4 + 6 + 1 + 0 + 560 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1366794610497 and 1366794610506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366794610567) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1736714487 + ... + 1736715273.

Almost surely, 2^{1366794610560} is an apocalyptic number.

1366794610560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1366794610560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2519329456800).

1366794610560 is an abundant number, since it is smaller than the sum of its proper divisors (3671864303040).

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

1366794610560 is a wasteful number, since it uses less digits than its factorization.

1366794610560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159 (or 1144 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 1366794610560 in words is "one trillion, three hundred sixty-six billion, seven hundred ninety-four million, six hundred ten thousand, five hundred sixty".