13445051344 has 10 divisors (see below), whose sum is σ = 26049787010. Its totient is φ = 6722525664.

The previous prime is 13445051303. The next prime is 13445051351. The reversal of 13445051344 is 44315054431.

It can be written as a sum of positive squares in only one way, i.e., 13090105744 + 354945600 = 114412^2 + 18840^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420157839 + ... + 420157870.

It is an arithmetic number, because the mean of its divisors is an integer number (2604978701).

Almost surely, 2^13445051344 is an apocalyptic number.

It is an amenable number.

13445051344 is a deficient number, since it is larger than the sum of its proper divisors (12604735666).

13445051344 is an equidigital number, since it uses as much as digits as its factorization.

13445051344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840315717 (or 840315711 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 13445051344 in words is "thirteen billion, four hundred forty-five million, fifty-one thousand, three hundred forty-four".