13449624044 has 6 divisors (see below), whose sum is σ = 23536842084. Its totient is φ = 6724812020.

The previous prime is 13449624043. The next prime is 13449624077. The reversal of 13449624044 is 44042694431.

It is a junction number, because it is equal to n+sod(n) for n = 13449623992 and 13449624010.

It is not an unprimeable number, because it can be changed into a prime (13449624043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1681203002 + ... + 1681203009.

It is an arithmetic number, because the mean of its divisors is an integer number (3922807014).

Almost surely, 2^13449624044 is an apocalyptic number.

It is an amenable number.

13449624044 is a deficient number, since it is larger than the sum of its proper divisors (10087218040).

13449624044 is a wasteful number, since it uses less digits than its factorization.

13449624044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362406015 (or 3362406013 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 13449624044 in words is "thirteen billion, four hundred forty-nine million, six hundred twenty-four thousand, forty-four".