12617266052 has 6 divisors (see below), whose sum is σ = 22080215598. Its totient is φ = 6308633024.

The previous prime is 12617266049. The next prime is 12617266097. The reversal of 12617266052 is 25066271621.

It can be written as a sum of positive squares in only one way, i.e., 6666069316 + 5951196736 = 81646^2 + 77144^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12617265997 and 12617266015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577158253 + ... + 1577158260.

It is an arithmetic number, because the mean of its divisors is an integer number (3680035933).

Almost surely, 2^12617266052 is an apocalyptic number.

It is an amenable number.

12617266052 is a deficient number, since it is larger than the sum of its proper divisors (9462949546).

12617266052 is a wasteful number, since it uses less digits than its factorization.

12617266052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154316517 (or 3154316515 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 12617266052 in words is "twelve billion, six hundred seventeen million, two hundred sixty-six thousand, fifty-two".