12546641252036 has 48 divisors (see below), whose sum is σ = 23759856115632. Its totient is φ = 5775423897600.

The previous prime is 12546641252021. The next prime is 12546641252069. The reversal of 12546641252036 is 63025214664521.

It can be written as a sum of positive squares in 8 ways, for example, as 1464027400900 + 11082613851136 = 1209970^2 + 3329056^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7604861 + ... + 9106436.

It is an arithmetic number, because the mean of its divisors is an integer number (494997002409).

Almost surely, 2^{12546641252036} is an apocalyptic number.

It is an amenable number.

12546641252036 is a deficient number, since it is larger than the sum of its proper divisors (11213214863596).

12546641252036 is a wasteful number, since it uses less digits than its factorization.

12546641252036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16711560 (or 16711558 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 12546641252036 in words is "twelve trillion, five hundred forty-six billion, six hundred forty-one million, two hundred fifty-two thousand, thirty-six".