144511639568 has 20 divisors (see below), whose sum is σ = 280623349968. Its totient is φ = 72092710560.

The previous prime is 144511639567. The next prime is 144511639607. The reversal of 144511639568 is 865936115441.

144511639568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144511639568² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144511639567) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 10187018 + ... + 10201193.

Almost surely, 2^144511639568 is an apocalyptic number.

It is an amenable number.

144511639568 is a deficient number, since it is larger than the sum of its proper divisors (136111710400).

144511639568 is a wasteful number, since it uses less digits than its factorization.

144511639568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20388662 (or 20388656 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 53.

The spelling of 144511639568 in words is "one hundred forty-four billion, five hundred eleven million, six hundred thirty-nine thousand, five hundred sixty-eight".