1366322118478 has 16 divisors (see below), whose sum is σ = 2051404279056. Its totient is φ = 682520791680.

The previous prime is 1366322118443. The next prime is 1366322118481. The reversal of 1366322118478 is 8748112236631.

It is a super-2 number, since 2×1366322118478² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50604150 + ... + 50631142.

It is an arithmetic number, because the mean of its divisors is an integer number (128212767441).

Almost surely, 2^{1366322118478} is an apocalyptic number.

1366322118478 is a deficient number, since it is larger than the sum of its proper divisors (685082160578).

1366322118478 is a wasteful number, since it uses less digits than its factorization.

1366322118478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49779.

The product of its digits is 2322432, while the sum is 52.

The spelling of 1366322118478 in words is "one trillion, three hundred sixty-six billion, three hundred twenty-two million, one hundred eighteen thousand, four hundred seventy-eight".