1361364240266 has 8 divisors (see below), whose sum is σ = 2076657315840. Its totient is φ = 669145134988.

The previous prime is 1361364240263. The next prime is 1361364240287. The reversal of 1361364240266 is 6620424631631.

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

It is not an unprimeable number, because it can be changed into a prime (1361364240263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5768492426 + ... + 5768492661.

It is an arithmetic number, because the mean of its divisors is an integer number (259582164480).

Almost surely, 2^{1361364240266} is an apocalyptic number.

1361364240266 is a deficient number, since it is larger than the sum of its proper divisors (715293075574).

1361364240266 is a wasteful number, since it uses less digits than its factorization.

1361364240266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11536985148.

The product of its (nonzero) digits is 746496, while the sum is 44.

Adding to 1361364240266 its reverse (6620424631631), we get a palindrome (7981788871897).

The spelling of 1361364240266 in words is "one trillion, three hundred sixty-one billion, three hundred sixty-four million, two hundred forty thousand, two hundred sixty-six".