1366484846641 has 8 divisors (see below), whose sum is σ = 1371242933600. Its totient is φ = 1361730553920.

The previous prime is 1366484846603. The next prime is 1366484846677. The reversal of 1366484846641 is 1466484846631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1366484846641 - 2²⁷ = 1366350628913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1366484846641.

It is not an unprimeable number, because it can be changed into a prime (1366484840641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226056 + ... + 1668553.

It is an arithmetic number, because the mean of its divisors is an integer number (171405366700).

Almost surely, 2^{1366484846641} is an apocalyptic number.

It is an amenable number.

1366484846641 is a deficient number, since it is larger than the sum of its proper divisors (4758086959).

1366484846641 is a wasteful number, since it uses less digits than its factorization.

1366484846641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897119.

The product of its digits is 63700992, while the sum is 61.

The spelling of 1366484846641 in words is "one trillion, three hundred sixty-six billion, four hundred eighty-four million, eight hundred forty-six thousand, six hundred forty-one".