12552862612 has 18 divisors (see below), whose sum is σ = 22699004874. Its totient is φ = 6073963920.

The previous prime is 12552862607. The next prime is 12552862633. The reversal of 12552862612 is 21626825521.

It can be written as a sum of positive squares in only one way, i.e., 12551617156 + 1245456 = 112034^2 + 1116^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1628943 + ... + 1636630.

Almost surely, 2^12552862612 is an apocalyptic number.

It is an amenable number.

12552862612 is a deficient number, since it is larger than the sum of its proper divisors (10146142262).

12552862612 is a wasteful number, since it uses less digits than its factorization.

12552862612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265639 (or 3265606 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The spelling of 12552862612 in words is "twelve billion, five hundred fifty-two million, eight hundred sixty-two thousand, six hundred twelve".