1344764448 has 36 divisors (see below), whose sum is σ = 3824174718. Its totient is φ = 448254720.

The previous prime is 1344764441. The next prime is 1344764467. The reversal of 1344764448 is 8444674431.

It is a happy number.

1344764448 is a `hidden beast` number, since 134 + 4 + 76 + 4 + 448 = 666.

It can be written as a sum of positive squares in only one way, i.e., 710329104 + 634435344 = 26652^2 + 25188^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1344764441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2334373 + ... + 2334948.

Almost surely, 2^1344764448 is an apocalyptic number.

1344764448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1344764448 is an abundant number, since it is smaller than the sum of its proper divisors (2479410270).

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

1344764448 is a wasteful number, since it uses less digits than its factorization.

1344764448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4669337 (or 4669326 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 45.

The square root of 1344764448 is about 36671.0300918859. The cubic root of 1344764448 is about 1103.7788624501.

The spelling of 1344764448 in words is "one billion, three hundred forty-four million, seven hundred sixty-four thousand, four hundred forty-eight".