1312333503356 has 6 divisors (see below), whose sum is σ = 2296583630880. Its totient is φ = 656166751676.

The previous prime is 1312333503347. The next prime is 1312333503373. The reversal of 1312333503356 is 6533053332131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164041687916 + ... + 164041687923.

It is an arithmetic number, because the mean of its divisors is an integer number (382763938480).

Almost surely, 2^{1312333503356} is an apocalyptic number.

It is an amenable number.

1312333503356 is a deficient number, since it is larger than the sum of its proper divisors (984250127524).

1312333503356 is a wasteful number, since it uses less digits than its factorization.

1312333503356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328083375843 (or 328083375841 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 38.

Adding to 1312333503356 its reverse (6533053332131), we get a palindrome (7845386835487).

The spelling of 1312333503356 in words is "one trillion, three hundred twelve billion, three hundred thirty-three million, five hundred three thousand, three hundred fifty-six".