12106618737 has 8 divisors (see below), whose sum is σ = 16142715936. Its totient is φ = 8070800352.

The previous prime is 12106618723. The next prime is 12106618753. The reversal of 12106618737 is 73781660121.

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

It is not a de Polignac number, because 12106618737 - 2¹⁰ = 12106617713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12106618787) 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, 73858 + ... + 172244.

It is an arithmetic number, because the mean of its divisors is an integer number (2017839492).

Almost surely, 2^12106618737 is an apocalyptic number.

It is an amenable number.

12106618737 is a deficient number, since it is larger than the sum of its proper divisors (4036097199).

12106618737 is an equidigital number, since it uses as much as digits as its factorization.

12106618737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139407.

The product of its (nonzero) digits is 84672, while the sum is 42.

The spelling of 12106618737 in words is "twelve billion, one hundred six million, six hundred eighteen thousand, seven hundred thirty-seven".