144563968 has 18 divisors (see below), whose sum is σ = 288563744. Its totient is φ = 72281856.

The previous prime is 144563959. The next prime is 144563981. The reversal of 144563968 is 869365441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282096 + ... + 282607.

Almost surely, 2^144563968 is an apocalyptic number.

It is an amenable number.

144563968 is a deficient number, since it is larger than the sum of its proper divisors (143999776).

144563968 is an frugal number, since it uses more digits than its factorization.

144563968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564719 (or 564705 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The square root of 144563968 is about 12023.4757038055. The cubic root of 144563968 is about 524.8316533555.

The spelling of 144563968 in words is "one hundred forty-four million, five hundred sixty-three thousand, nine hundred sixty-eight".