1366341984360 has 512 divisors, whose sum is σ = 4787553600000. Its totient is φ = 350477632512.

The previous prime is 1366341984349. The next prime is 1366341984401. The reversal of 1366341984360 is 634891436631.

1366341984360 is a `hidden beast` number, since 1 + 3 + 66 + 34 + 198 + 4 + 360 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1366341984297 and 1366341984306.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 804202791 + ... + 804204489.

It is an arithmetic number, because the mean of its divisors is an integer number (9350690625).

Almost surely, 2^{1366341984360} is an apocalyptic number.

1366341984360 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 1366341984360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2393776800000).

1366341984360 is an abundant number, since it is smaller than the sum of its proper divisors (3421211615640).

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

1366341984360 is a wasteful number, since it uses less digits than its factorization.

1366341984360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077 (or 2055 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 1366341984360 in words is "one trillion, three hundred sixty-six billion, three hundred forty-one million, nine hundred eighty-four thousand, three hundred sixty".