12546075492216 has 144 divisors (see below), whose sum is σ = 39645958074840. Its totient is φ = 3573763079040.

The previous prime is 12546075492173. The next prime is 12546075492221. The reversal of 12546075492216 is 61229457064521.

12546075492216 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 60 + 7 + 549 + 22 + 16 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4204051 + ... + 6539586.

Almost surely, 2^{12546075492216} is an apocalyptic number.

It is an amenable number.

12546075492216 is an abundant number, since it is smaller than the sum of its proper divisors (27099882582624).

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

12546075492216 is a wasteful number, since it uses less digits than its factorization.

12546075492216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10743994 (or 10743980 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 12546075492216 in words is "twelve trillion, five hundred forty-six billion, seventy-five million, four hundred ninety-two thousand, two hundred sixteen".