1313403510436 has 24 divisors (see below), whose sum is σ = 2303733419064. Its totient is φ = 655194324480.

The previous prime is 1313403510407. The next prime is 1313403510473. The reversal of 1313403510436 is 6340153043131.

It can be written as a sum of positive squares in 4 ways, for example, as 613236212836 + 700167297600 = 783094^2 + 836760^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16099846 + ... + 16181218.

It is an arithmetic number, because the mean of its divisors is an integer number (95988892461).

Almost surely, 2^{1313403510436} is an apocalyptic number.

It is an amenable number.

1313403510436 is a deficient number, since it is larger than the sum of its proper divisors (990329908628).

1313403510436 is a wasteful number, since it uses less digits than its factorization.

1313403510436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90591 (or 90589 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 1313403510436 its reverse (6340153043131), we get a palindrome (7653556553567).

The spelling of 1313403510436 in words is "one trillion, three hundred thirteen billion, four hundred three million, five hundred ten thousand, four hundred thirty-six".