13251775660765 has 8 divisors (see below), whose sum is σ = 15920140006368. Its totient is φ = 10589414386320.

The previous prime is 13251775660757. The next prime is 13251775660801. The reversal of 13251775660765 is 56706657715231.

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

It is not a de Polignac number, because 13251775660765 - 2³ = 13251775660757 is a prime.

It is a Duffinian 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, 1500762931 + ... + 1500771760.

It is an arithmetic number, because the mean of its divisors is an integer number (1990017500796).

Almost surely, 2^{13251775660765} is an apocalyptic number.

It is an amenable number.

13251775660765 is a deficient number, since it is larger than the sum of its proper divisors (2668364345603).

13251775660765 is an equidigital number, since it uses as much as digits as its factorization.

13251775660765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3001535579.

The product of its (nonzero) digits is 55566000, while the sum is 61.

The spelling of 13251775660765 in words is "thirteen trillion, two hundred fifty-one billion, seven hundred seventy-five million, six hundred sixty thousand, seven hundred sixty-five".