144135054444 has 48 divisors (see below), whose sum is σ = 347140640000. Its totient is φ = 46511568576.

The previous prime is 144135054389. The next prime is 144135054467. The reversal of 144135054444 is 444450531441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727294 + ... + 904005.

Almost surely, 2^144135054444 is an apocalyptic number.

It is an amenable number.

144135054444 is an abundant number, since it is smaller than the sum of its proper divisors (203005585556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144135054444 is a wasteful number, since it uses less digits than its factorization.

144135054444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631542 (or 1631540 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 144135054444 its reverse (444450531441), we get a palindrome (588585585885).

The spelling of 144135054444 in words is "one hundred forty-four billion, one hundred thirty-five million, fifty-four thousand, four hundred forty-four".