1344278568 has 32 divisors (see below), whose sum is σ = 3361600800. Its totient is φ = 447972288.

The previous prime is 1344278563. The next prime is 1344278609. The reversal of 1344278568 is 8658724431.

It is not an unprimeable number, because it can be changed into a prime (1344278563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155463 + ... + 163881.

It is an arithmetic number, because the mean of its divisors is an integer number (105050025).

Almost surely, 2^1344278568 is an apocalyptic number.

It is an amenable number.

1344278568 is an abundant number, since it is smaller than the sum of its proper divisors (2017322232).

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

1344278568 is a wasteful number, since it uses less digits than its factorization.

1344278568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15081 (or 15077 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 48.

The square root of 1344278568 is about 36664.4046453778. The cubic root of 1344278568 is about 1103.6459101256.

The spelling of 1344278568 in words is "one billion, three hundred forty-four million, two hundred seventy-eight thousand, five hundred sixty-eight".