1313342494020 has 72 divisors (see below), whose sum is σ = 4049113887000. Its totient is φ = 344483274240.

The previous prime is 1313342494019. The next prime is 1313342494043. The reversal of 1313342494020 is 204942433131.

1313342494020 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 3 + 4 + 249 + 402 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 34846435584 + 1278496058436 = 186672^2 + 1130706^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59795145 + ... + 59817104.

It is an arithmetic number, because the mean of its divisors is an integer number (56237692875).

Almost surely, 2^{1313342494020} is an apocalyptic number.

1313342494020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313342494020 is an abundant number, since it is smaller than the sum of its proper divisors (2735771392980).

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

1313342494020 is a wasteful number, since it uses less digits than its factorization.

1313342494020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119612325 (or 119612320 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1313342494020 in words is "one trillion, three hundred thirteen billion, three hundred forty-two million, four hundred ninety-four thousand, twenty".