1313320474494 has 24 divisors (see below), whose sum is σ = 3252031651440. Its totient is φ = 375234421248.

The previous prime is 1313320474451. The next prime is 1313320474567. The reversal of 1313320474494 is 4944740233131.

1313320474494 is a `hidden beast` number, since 1 + 3 + 133 + 2 + 0 + 474 + 49 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5211589059 + ... + 5211589310.

It is an arithmetic number, because the mean of its divisors is an integer number (135501318810).

Almost surely, 2^{1313320474494} is an apocalyptic number.

1313320474494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1313320474494 is an abundant number, since it is smaller than the sum of its proper divisors (1938711176946).

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

1313320474494 is a wasteful number, since it uses less digits than its factorization.

1313320474494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10423178384 (or 10423178381 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 1313320474494 in words is "one trillion, three hundred thirteen billion, three hundred twenty million, four hundred seventy-four thousand, four hundred ninety-four".