144661703556 has 48 divisors (see below), whose sum is σ = 343247917824. Its totient is φ = 47409889536.

The previous prime is 144661703551. The next prime is 144661703611. The reversal of 144661703556 is 655307166441.

It is not an unprimeable number, because it can be changed into a prime (144661703551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17221 + ... + 538163.

It is an arithmetic number, because the mean of its divisors is an integer number (7150998288).

Almost surely, 2^144661703556 is an apocalyptic number.

It is an amenable number.

144661703556 is an abundant number, since it is smaller than the sum of its proper divisors (198586214268).

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

144661703556 is a wasteful number, since it uses less digits than its factorization.

144661703556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521340 (or 521338 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

Adding to 144661703556 its reverse (655307166441), we get a palindrome (799968869997).

The spelling of 144661703556 in words is "one hundred forty-four billion, six hundred sixty-one million, seven hundred three thousand, five hundred fifty-six".