12244544428460 has 24 divisors (see below), whose sum is σ = 25778312946960. Its totient is φ = 4885480695744.

The previous prime is 12244544428331. The next prime is 12244544428471. The reversal of 12244544428460 is 6482444544221.

It is a junction number, because it is equal to n+sod(n) for n = 12244544428399 and 12244544428408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771059090 + ... + 771074969.

It is an arithmetic number, because the mean of its divisors is an integer number (1074096372790).

Almost surely, 2^{12244544428460} is an apocalyptic number.

12244544428460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12244544428460 is an abundant number, since it is smaller than the sum of its proper divisors (13533768518500).

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

12244544428460 is a wasteful number, since it uses less digits than its factorization.

12244544428460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542134465 (or 1542134463 counting only the distinct ones).

The product of its (nonzero) digits is 7864320, while the sum is 50.

The spelling of 12244544428460 in words is "twelve trillion, two hundred forty-four billion, five hundred forty-four million, four hundred twenty-eight thousand, four hundred sixty".