1312369866968 has 32 divisors (see below), whose sum is σ = 2528993145600. Its totient is φ = 637996879872.

The previous prime is 1312369866967. The next prime is 1312369866979. The reversal of 1312369866968 is 8696689632131.

It is a junction number, because it is equal to n+sod(n) for n = 1312369866898 and 1312369866907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312369866961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1156280 + ... + 1990407.

It is an arithmetic number, because the mean of its divisors is an integer number (79031035800).

Almost surely, 2^{1312369866968} is an apocalyptic number.

It is an amenable number.

1312369866968 is a deficient number, since it is larger than the sum of its proper divisors (1216623278632).

1312369866968 is a wasteful number, since it uses less digits than its factorization.

1312369866968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3148139 (or 3148135 counting only the distinct ones).

The product of its digits is 120932352, while the sum is 68.

The spelling of 1312369866968 in words is "one trillion, three hundred twelve billion, three hundred sixty-nine million, eight hundred sixty-six thousand, nine hundred sixty-eight".