1325707453565 has 8 divisors (see below), whose sum is σ = 1735471575648. Its totient is φ = 964150875280.

The previous prime is 1325707453507. The next prime is 1325707453591. The reversal of 1325707453565 is 5653547075231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1325707453565 - 2⁸ = 1325707453309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12051885887 + ... + 12051885996.

It is an arithmetic number, because the mean of its divisors is an integer number (216933946956).

Almost surely, 2^{1325707453565} is an apocalyptic number.

It is an amenable number.

1325707453565 is a deficient number, since it is larger than the sum of its proper divisors (409764122083).

1325707453565 is a wasteful number, since it uses less digits than its factorization.

1325707453565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24103771899.

The product of its (nonzero) digits is 13230000, while the sum is 53.

The spelling of 1325707453565 in words is "one trillion, three hundred twenty-five billion, seven hundred seven million, four hundred fifty-three thousand, five hundred sixty-five".