1316553313642 has 16 divisors (see below), whose sum is σ = 2261435524992. Its totient is φ = 563115387600.

The previous prime is 1316553313631. The next prime is 1316553313687. The reversal of 1316553313642 is 2463133556131.

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, 93471609 + ... + 93485692.

It is an arithmetic number, because the mean of its divisors is an integer number (141339720312).

Almost surely, 2^{1316553313642} is an apocalyptic number.

1316553313642 is a deficient number, since it is larger than the sum of its proper divisors (944882211350).

1316553313642 is a wasteful number, since it uses less digits than its factorization.

1316553313642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186957813.

The product of its digits is 583200, while the sum is 43.

Adding to 1316553313642 its reverse (2463133556131), we get a palindrome (3779686869773).

The spelling of 1316553313642 in words is "one trillion, three hundred sixteen billion, five hundred fifty-three million, three hundred thirteen thousand, six hundred forty-two".