13445956444 has 6 divisors (see below), whose sum is σ = 23530423784. Its totient is φ = 6722978220.

The previous prime is 13445956441. The next prime is 13445956451. The reversal of 13445956444 is 44465954431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445956441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1680744552 + ... + 1680744559.

Almost surely, 2^13445956444 is an apocalyptic number.

It is an amenable number.

13445956444 is a deficient number, since it is larger than the sum of its proper divisors (10084467340).

13445956444 is a wasteful number, since it uses less digits than its factorization.

13445956444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361489115 (or 3361489113 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 49.

The spelling of 13445956444 in words is "thirteen billion, four hundred forty-five million, nine hundred fifty-six thousand, four hundred forty-four".