1325313000520 has 64 divisors (see below), whose sum is σ = 3009635481600. Its totient is φ = 525226625280.

The previous prime is 1325313000493. The next prime is 1325313000569. The reversal of 1325313000520 is 250003135231.

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 15 ways as a sum of consecutive naturals, for example, 1531465 + ... + 2235175.

It is an arithmetic number, because the mean of its divisors is an integer number (47025554400).

Almost surely, 2^{1325313000520} is an apocalyptic number.

1325313000520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1325313000520 is an abundant number, since it is smaller than the sum of its proper divisors (1684322481080).

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

1325313000520 is a wasteful number, since it uses less digits than its factorization.

1325313000520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704158 (or 704154 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 1325313000520 its reverse (250003135231), we get a palindrome (1575316135751).

The spelling of 1325313000520 in words is "one trillion, three hundred twenty-five billion, three hundred thirteen million, five hundred twenty", and thus it is an aban number.