1366653478422 has 8 divisors (see below), whose sum is σ = 2733306956856. Its totient is φ = 455551159472.

The previous prime is 1366653478369. The next prime is 1366653478427. The reversal of 1366653478422 is 2248743566631.

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

1366653478422 is an admirable number.

It is a super-2 number, since 2×1366653478422² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366653478427) 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, 113887789863 + ... + 113887789874.

It is an arithmetic number, because the mean of its divisors is an integer number (341663369607).

Almost surely, 2^{1366653478422} is an apocalyptic number.

1366653478422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1366653478422 is a wasteful number, since it uses less digits than its factorization.

1366653478422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227775579742.

The product of its digits is 34836480, while the sum is 57.

The spelling of 1366653478422 in words is "one trillion, three hundred sixty-six billion, six hundred fifty-three million, four hundred seventy-eight thousand, four hundred twenty-two".