1313403625420 has 12 divisors (see below), whose sum is σ = 2758147613424. Its totient is φ = 525361450160.

The previous prime is 1313403625411. The next prime is 1313403625441. The reversal of 1313403625420 is 245263043131.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32835090616 + ... + 32835090655.

It is an arithmetic number, because the mean of its divisors is an integer number (229845634452).

Almost surely, 2^{1313403625420} is an apocalyptic number.

1313403625420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313403625420 is an abundant number, since it is smaller than the sum of its proper divisors (1444743988004).

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

1313403625420 is a wasteful number, since it uses less digits than its factorization.

1313403625420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65670181280 (or 65670181278 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 1313403625420 its reverse (245263043131), we get a palindrome (1558666668551).

The spelling of 1313403625420 in words is "one trillion, three hundred thirteen billion, four hundred three million, six hundred twenty-five thousand, four hundred twenty".