144488516 has 6 divisors (see below), whose sum is σ = 252854910. Its totient is φ = 72244256.

The previous prime is 144488453. The next prime is 144488537. The reversal of 144488516 is 615884441.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 106172416 + 38316100 = 10304^2 + 6190^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18061061 + ... + 18061068.

It is an arithmetic number, because the mean of its divisors is an integer number (42142485).

Almost surely, 2^144488516 is an apocalyptic number.

It is an amenable number.

144488516 is a deficient number, since it is larger than the sum of its proper divisors (108366394).

144488516 is a wasteful number, since it uses less digits than its factorization.

144488516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36122133 (or 36122131 counting only the distinct ones).

The product of its digits is 122880, while the sum is 41.

The square root of 144488516 is about 12020.3375992524. The cubic root of 144488516 is about 524.7403293328.

The spelling of 144488516 in words is "one hundred forty-four million, four hundred eighty-eight thousand, five hundred sixteen".