12606557084 has 24 divisors (see below), whose sum is σ = 24075183216. Its totient is φ = 5728320000.

The previous prime is 12606557063. The next prime is 12606557087. The reversal of 12606557084 is 48075560621.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12606557087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87884 + ... + 181484.

It is an arithmetic number, because the mean of its divisors is an integer number (1003132634).

Almost surely, 2^12606557084 is an apocalyptic number.

It is an amenable number.

12606557084 is a deficient number, since it is larger than the sum of its proper divisors (11468626132).

12606557084 is a wasteful number, since it uses less digits than its factorization.

12606557084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96677 (or 96675 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 12606557084 in words is "twelve billion, six hundred six million, five hundred fifty-seven thousand, eighty-four".