1366492119842 has 4 divisors (see below), whose sum is σ = 2049738179766. Its totient is φ = 683246059920.

The previous prime is 1366492119763. The next prime is 1366492119847. The reversal of 1366492119842 is 2489112946631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 916654971241 + 449837148601 = 957421^2 + 670699^2 .

It is not an unprimeable number, because it can be changed into a prime (1366492119847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341623029959 + ... + 341623029962.

Almost surely, 2^{1366492119842} is an apocalyptic number.

1366492119842 is a deficient number, since it is larger than the sum of its proper divisors (683246059924).

1366492119842 is an equidigital number, since it uses as much as digits as its factorization.

1366492119842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683246059923.

The product of its digits is 4478976, while the sum is 56.

The spelling of 1366492119842 in words is "one trillion, three hundred sixty-six billion, four hundred ninety-two million, one hundred nineteen thousand, eight hundred forty-two".