144587020516 has 27 divisors (see below), whose sum is σ = 261495389673. Its totient is φ = 69950054160.

The previous prime is 144587020499. The next prime is 144587020537. The reversal of 144587020516 is 615020785441.

The square root of 144587020516 is 380246.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 140003188900 + 4583831616 = 374170^2 + 67704^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23572186 + ... + 23578318.

Almost surely, 2^144587020516 is an apocalyptic number.

144587020516 is the 380246-th square number.

It is an amenable number.

144587020516 is a deficient number, since it is larger than the sum of its proper divisors (116908369157).

144587020516 is an frugal number, since it uses more digits than its factorization.

144587020516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12332 (or 6166 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 144587020516 in words is "one hundred forty-four billion, five hundred eighty-seven million, twenty thousand, five hundred sixteen".