12609621753 has 8 divisors (see below), whose sum is σ = 16851839616. Its totient is φ = 8386909200.

The previous prime is 12609621733. The next prime is 12609621781. The reversal of 12609621753 is 35712690621.

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

It is not a de Polignac number, because 12609621753 - 2²⁶ = 12542512889 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12609621733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4874818 + ... + 4877403.

It is an arithmetic number, because the mean of its divisors is an integer number (2106479952).

Almost surely, 2^12609621753 is an apocalyptic number.

It is an amenable number.

12609621753 is a deficient number, since it is larger than the sum of its proper divisors (4242217863).

12609621753 is an equidigital number, since it uses as much as digits as its factorization.

12609621753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9752655.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 12609621753 in words is "twelve billion, six hundred nine million, six hundred twenty-one thousand, seven hundred fifty-three".