12765223570445 has 8 divisors (see below), whose sum is σ = 15321131009280. Its totient is φ = 10210270373200.

The previous prime is 12765223570441. The next prime is 12765223570459. The reversal of 12765223570445 is 54407532256721.

It is a happy number.

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

It is not a de Polignac number, because 12765223570445 - 2² = 12765223570441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12765223570441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238530965 + ... + 238584474.

It is an arithmetic number, because the mean of its divisors is an integer number (1915141376160).

Almost surely, 2^{12765223570445} is an apocalyptic number.

It is an amenable number.

12765223570445 is a deficient number, since it is larger than the sum of its proper divisors (2555907438835).

12765223570445 is an equidigital number, since it uses as much as digits as its factorization.

12765223570445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477120795.

The product of its (nonzero) digits is 14112000, while the sum is 53.

The spelling of 12765223570445 in words is "twelve trillion, seven hundred sixty-five billion, two hundred twenty-three million, five hundred seventy thousand, four hundred forty-five".