1316610323361 has 24 divisors (see below), whose sum is σ = 1914752355360. Its totient is φ = 871755975936.

The previous prime is 1316610323321. The next prime is 1316610323387. The reversal of 1316610323361 is 1633230166131.

1316610323361 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 610 + 3 + 2 + 3 + 36 + 1 = 666.

It is not a de Polignac number, because 1316610323361 - 2⁶ = 1316610323297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1316610323321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1832785 + ... + 2447921.

It is an arithmetic number, because the mean of its divisors is an integer number (79781348140).

Almost surely, 2^{1316610323361} is an apocalyptic number.

It is an amenable number.

1316610323361 is a deficient number, since it is larger than the sum of its proper divisors (598142031999).

1316610323361 is a wasteful number, since it uses less digits than its factorization.

1316610323361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616765 (or 616762 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

Adding to 1316610323361 its reverse (1633230166131), we get a palindrome (2949840489492).

The spelling of 1316610323361 in words is "one trillion, three hundred sixteen billion, six hundred ten million, three hundred twenty-three thousand, three hundred sixty-one".