1313030010640 has 20 divisors (see below), whose sum is σ = 3052794774924. Its totient is φ = 525212004224.

The previous prime is 1313030010553. The next prime is 1313030010679. The reversal of 1313030010640 is 460100303131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 770350268416 + 542679742224 = 877696^2 + 736668^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8206437487 + ... + 8206437646.

Almost surely, 2^{1313030010640} is an apocalyptic number.

1313030010640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313030010640 is an abundant number, since it is smaller than the sum of its proper divisors (1739764764284).

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

1313030010640 is a wasteful number, since it uses less digits than its factorization.

1313030010640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16412875146 (or 16412875140 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1313030010640 its reverse (460100303131), we get a palindrome (1773130313771).

The spelling of 1313030010640 in words is "one trillion, three hundred thirteen billion, thirty million, ten thousand, six hundred forty".