12576466616 has 48 divisors (see below), whose sum is σ = 27533017800. Its totient is φ = 5369832384.

The previous prime is 12576466583. The next prime is 12576466687. The reversal of 12576466616 is 61666467521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45815 + ... + 165081.

Almost surely, 2^12576466616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12576466616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13766508900).

12576466616 is an abundant number, since it is smaller than the sum of its proper divisors (14956551184).

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

12576466616 is a wasteful number, since it uses less digits than its factorization.

12576466616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119556 (or 119545 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The spelling of 12576466616 in words is "twelve billion, five hundred seventy-six million, four hundred sixty-six thousand, six hundred sixteen".