1325330505513 has 96 divisors (see below), whose sum is σ = 2345739696000. Its totient is φ = 737119958400.

The previous prime is 1325330505487. The next prime is 1325330505533. The reversal of 1325330505513 is 3155050335231.

1325330505513 is a `hidden beast` number, since 1 + 3 + 2 + 53 + 3 + 0 + 50 + 551 + 3 = 666.

It is not a de Polignac number, because 1325330505513 - 2²¹ = 1325328408361 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1325330505533) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7799703 + ... + 7967811.

It is an arithmetic number, because the mean of its divisors is an integer number (24434788500).

Almost surely, 2^{1325330505513} is an apocalyptic number.

It is an amenable number.

1325330505513 is a deficient number, since it is larger than the sum of its proper divisors (1020409190487).

1325330505513 is a wasteful number, since it uses less digits than its factorization.

1325330505513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168292 (or 168279 counting only the distinct ones).

The product of its (nonzero) digits is 101250, while the sum is 36.

The spelling of 1325330505513 in words is "one trillion, three hundred twenty-five billion, three hundred thirty million, five hundred five thousand, five hundred thirteen".