144644352660560 has 160 divisors (see below), whose sum is σ = 351588348334080. Its totient is φ = 55271262412800.

The previous prime is 144644352660559. The next prime is 144644352660581. The reversal of 144644352660560 is 65066253446441.

It is a junction number, because it is equal to n+sod(n) for n = 144644352660496 and 144644352660505.

It is a congruent number.

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, 149210225 + ... + 150176495.

It is an arithmetic number, because the mean of its divisors is an integer number (2197427177088).

Almost surely, 2^{144644352660560} is an apocalyptic number.

144644352660560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144644352660560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175794174167040).

144644352660560 is an abundant number, since it is smaller than the sum of its proper divisors (206943995673520).

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

144644352660560 is a wasteful number, since it uses less digits than its factorization.

144644352660560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966997 (or 966991 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 56.

The spelling of 144644352660560 in words is "one hundred forty-four trillion, six hundred forty-four billion, three hundred fifty-two million, six hundred sixty thousand, five hundred sixty".