1325510345420 has 48 divisors (see below), whose sum is σ = 2857417516800. Its totient is φ = 516192276480.

The previous prime is 1325510345417. The next prime is 1325510345479. The reversal of 1325510345420 is 245430155231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1294565 + ... + 2080124.

It is an arithmetic number, because the mean of its divisors is an integer number (59529531600).

Almost surely, 2^{1325510345420} is an apocalyptic number.

1325510345420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1325510345420 is an abundant number, since it is smaller than the sum of its proper divisors (1531907171380).

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

1325510345420 is a wasteful number, since it uses less digits than its factorization.

1325510345420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375218 (or 3375216 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1325510345420 in words is "one trillion, three hundred twenty-five billion, five hundred ten million, three hundred forty-five thousand, four hundred twenty".