12461607424 has 40 divisors (see below), whose sum is σ = 28455866208. Its totient is φ = 5340687360.

The previous prime is 12461607421. The next prime is 12461607439. The reversal of 12461607424 is 42470616421.

It is not an unprimeable number, because it can be changed into a prime (12461607421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1734922 + ... + 1742089.

Almost surely, 2^12461607424 is an apocalyptic number.

12461607424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12461607424 is an abundant number, since it is smaller than the sum of its proper divisors (15994258784).

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

12461607424 is an frugal number, since it uses more digits than its factorization.

12461607424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477036 (or 3477020 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 12461607424 in words is "twelve billion, four hundred sixty-one million, six hundred seven thousand, four hundred twenty-four".