144001423025 has 12 divisors (see below), whose sum is σ = 178827107532. Its totient is φ = 115029949440.

The previous prime is 144001423001. The next prime is 144001423037. The reversal of 144001423025 is 520324100441.

It can be written as a sum of positive squares in 6 ways, for example, as 7595296801 + 136406126224 = 87151^2 + 369332^2 .

It is a de Polignac number, because none of the positive numbers 2^k-144001423025 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144001422985 and 144001423003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4262564 + ... + 4296213.

It is an arithmetic number, because the mean of its divisors is an integer number (14902258961).

Almost surely, 2^144001423025 is an apocalyptic number.

It is an amenable number.

144001423025 is a deficient number, since it is larger than the sum of its proper divisors (34825684507).

144001423025 is an equidigital number, since it uses as much as digits as its factorization.

144001423025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8559460 (or 8559455 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 144001423025 its reverse (520324100441), we get a palindrome (664325523466).

The spelling of 144001423025 in words is "one hundred forty-four billion, one million, four hundred twenty-three thousand, twenty-five".