1313342431444 has 6 divisors (see below), whose sum is σ = 2298349255034. Its totient is φ = 656671215720.

The previous prime is 1313342431433. The next prime is 1313342431451. The reversal of 1313342431444 is 4441342433131.

It can be written as a sum of positive squares in only one way, i.e., 1147255210000 + 166087221444 = 1071100^2 + 407538^2 .

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, 164167803927 + ... + 164167803934.

Almost surely, 2^{1313342431444} is an apocalyptic number.

It is an amenable number.

1313342431444 is a deficient number, since it is larger than the sum of its proper divisors (985006823590).

1313342431444 is a wasteful number, since it uses less digits than its factorization.

1313342431444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328335607865 (or 328335607863 counting only the distinct ones).

The product of its digits is 165888, while the sum is 37.

Adding to 1313342431444 its reverse (4441342433131), we get a palindrome (5754684864575).

The spelling of 1313342431444 in words is "one trillion, three hundred thirteen billion, three hundred forty-two million, four hundred thirty-one thousand, four hundred forty-four".