12481064016 has 20 divisors (see below), whose sum is σ = 32242748832. Its totient is φ = 4160354656.

The previous prime is 12481063999. The next prime is 12481064021. The reversal of 12481064016 is 61046018421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130011036 + ... + 130011131.

Almost surely, 2^12481064016 is an apocalyptic number.

12481064016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12481064016 is an abundant number, since it is smaller than the sum of its proper divisors (19761684816).

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

12481064016 is a wasteful number, since it uses less digits than its factorization.

12481064016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260022178 (or 260022172 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 12481064016 in words is "twelve billion, four hundred eighty-one million, sixty-four thousand, sixteen".