12625054036 has 18 divisors (see below), whose sum is σ = 25701003258. Its totient is φ = 5410737360.

The previous prime is 12625053977. The next prime is 12625054103. The reversal of 12625054036 is 63045052621.

It can be written as a sum of positive squares in only one way, i.e., 9410164036 + 3214890000 = 97006^2 + 56700^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12625053992 and 12625054010.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 32206575 + ... + 32206966.

Almost surely, 2^12625054036 is an apocalyptic number.

It is an amenable number.

12625054036 is an abundant number, since it is smaller than the sum of its proper divisors (13075949222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12625054036 is a wasteful number, since it uses less digits than its factorization.

12625054036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64413559 (or 64413550 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 12625054036 in words is "twelve billion, six hundred twenty-five million, fifty-four thousand, thirty-six".