1316243446356 has 24 divisors (see below), whose sum is σ = 3072551205024. Its totient is φ = 438559744480.

The previous prime is 1316243446351. The next prime is 1316243446361. The reversal of 1316243446356 is 6536443426131.

It is an interprime number because it is at equal distance from previous prime (1316243446351) and next prime (1316243446361).

It is a super-4 number, since 4×1316243446356⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316243446351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23479710 + ... + 23535701.

It is an arithmetic number, because the mean of its divisors is an integer number (128022966876).

Almost surely, 2^{1316243446356} is an apocalyptic number.

It is an amenable number.

1316243446356 is an abundant number, since it is smaller than the sum of its proper divisors (1756307758668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1316243446356 is a wasteful number, since it uses less digits than its factorization.

1316243446356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47017751 (or 47017749 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 48.

The spelling of 1316243446356 in words is "one trillion, three hundred sixteen billion, two hundred forty-three million, four hundred forty-six thousand, three hundred fifty-six".