12606356164 has 6 divisors (see below), whose sum is σ = 22061123294. Its totient is φ = 6303178080.

The previous prime is 12606356149. The next prime is 12606356177. The reversal of 12606356164 is 46165360621.

It can be written as a sum of positive squares in only one way, i.e., 8981352900 + 3625003264 = 94770^2 + 60208^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1575794517 + ... + 1575794524.

Almost surely, 2^12606356164 is an apocalyptic number.

It is an amenable number.

12606356164 is a deficient number, since it is larger than the sum of its proper divisors (9454767130).

12606356164 is a wasteful number, since it uses less digits than its factorization.

12606356164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3151589045 (or 3151589043 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 12606356164 in words is "twelve billion, six hundred six million, three hundred fifty-six thousand, one hundred sixty-four".