144144535250 has 64 divisors (see below), whose sum is σ = 277332018912. Its totient is φ = 56058912000.

The previous prime is 144144535247. The next prime is 144144535273. The reversal of 144144535250 is 52535441441.

It can be written as a sum of positive squares in 16 ways, for example, as 13224310009 + 130920225241 = 114997^2 + 361829^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14915420 + ... + 14925080.

Almost surely, 2^144144535250 is an apocalyptic number.

144144535250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144144535250 is a deficient number, since it is larger than the sum of its proper divisors (133187483662).

144144535250 is a wasteful number, since it uses less digits than its factorization.

144144535250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11328 (or 11318 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 144144535250 its reverse (52535441441), we get a palindrome (196679976691).

The spelling of 144144535250 in words is "one hundred forty-four billion, one hundred forty-four million, five hundred thirty-five thousand, two hundred fifty".