144002514661550 has 24 divisors (see below), whose sum is σ = 267908435023152. Its totient is φ = 57587294520000.

The previous prime is 144002514661493. The next prime is 144002514661559. The reversal of 144002514661550 is 55166415200441.

144002514661550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144002514661550² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144002514661559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 342571466 + ... + 342991565.

It is an arithmetic number, because the mean of its divisors is an integer number (11162851459298).

Almost surely, 2^{144002514661550} is an apocalyptic number.

144002514661550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144002514661550 is a deficient number, since it is larger than the sum of its proper divisors (123905920361602).

144002514661550 is a wasteful number, since it uses less digits than its factorization.

144002514661550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685567244 (or 685567239 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 44.

Adding to 144002514661550 its reverse (55166415200441), we get a palindrome (199168929861991).

The spelling of 144002514661550 in words is "one hundred forty-four trillion, two billion, five hundred fourteen million, six hundred sixty-one thousand, five hundred fifty".