144152527721 has 8 divisors (see below), whose sum is σ = 145290251400. Its totient is φ = 143017074432.

The previous prime is 144152527703. The next prime is 144152527723. The reversal of 144152527721 is 127725251441.

It can be written as a sum of positive squares in 4 ways, for example, as 311346025 + 143841181696 = 17645^2 + 379264^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144152527721 - 2²⁶ = 144085418857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144152527723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440000 + ... + 694193.

It is an arithmetic number, because the mean of its divisors is an integer number (18161281425).

Almost surely, 2^144152527721 is an apocalyptic number.

It is an amenable number.

144152527721 is a deficient number, since it is larger than the sum of its proper divisors (1137723679).

144152527721 is a wasteful number, since it uses less digits than its factorization.

144152527721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135195.

The product of its digits is 156800, while the sum is 41.

The spelling of 144152527721 in words is "one hundred forty-four billion, one hundred fifty-two million, five hundred twenty-seven thousand, seven hundred twenty-one".