13444443511012 has 12 divisors (see below), whose sum is σ = 24028367126400. Its totient is φ = 6579195760616.

The previous prime is 13444443511003. The next prime is 13444443511013. The reversal of 13444443511012 is 21011534444431.

It is a super-2 number, since 2×13444443511012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13444443511013) 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, 35756498512 + ... + 35756498887.

It is an arithmetic number, because the mean of its divisors is an integer number (2002363927200).

Almost surely, 2^{13444443511012} is an apocalyptic number.

It is an amenable number.

13444443511012 is a deficient number, since it is larger than the sum of its proper divisors (10583923615388).

13444443511012 is a wasteful number, since it uses less digits than its factorization.

13444443511012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71512997450 (or 71512997448 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

Adding to 13444443511012 its reverse (21011534444431), we get a palindrome (34455977955443).

The spelling of 13444443511012 in words is "thirteen trillion, four hundred forty-four billion, four hundred forty-three million, five hundred eleven thousand, twelve".