12247459044 has 24 divisors (see below), whose sum is σ = 29499257088. Its totient is φ = 3950793120.

The previous prime is 12247459027. The next prime is 12247459057. The reversal of 12247459044 is 44095474221.

It is a junction number, because it is equal to n+sod(n) for n = 12247458987 and 12247459005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16461267 + ... + 16462010.

It is an arithmetic number, because the mean of its divisors is an integer number (1229135712).

Almost surely, 2^12247459044 is an apocalyptic number.

It is an amenable number.

12247459044 is an abundant number, since it is smaller than the sum of its proper divisors (17251798044).

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

12247459044 is a wasteful number, since it uses less digits than its factorization.

12247459044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32923315 (or 32923313 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 12247459044 in words is "twelve billion, two hundred forty-seven million, four hundred fifty-nine thousand, forty-four".