1312442467743 has 64 divisors (see below), whose sum is σ = 1949923003392. Its totient is φ = 778572103680.

The previous prime is 1312442467741. The next prime is 1312442467753. The reversal of 1312442467743 is 3477642442131.

It is a happy number.

It is not a de Polignac number, because 1312442467743 - 2¹ = 1312442467741 is a prime.

It is a super-2 number, since 2×1312442467743² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312442467692 and 1312442467701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312442467741) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 314204871 + ... + 314209047.

It is an arithmetic number, because the mean of its divisors is an integer number (30467546928).

Almost surely, 2^{1312442467743} is an apocalyptic number.

1312442467743 is a deficient number, since it is larger than the sum of its proper divisors (637480535649).

1312442467743 is a wasteful number, since it uses less digits than its factorization.

1312442467743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344.

The product of its digits is 2709504, while the sum is 48.

The spelling of 1312442467743 in words is "one trillion, three hundred twelve billion, four hundred forty-two million, four hundred sixty-seven thousand, seven hundred forty-three".