144244256121502 has 4 divisors (see below), whose sum is σ = 216366384182256. Its totient is φ = 72122128060750.

The previous prime is 144244256121467. The next prime is 144244256121517. The reversal of 144244256121502 is 205121652442441.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36061064030374 + ... + 36061064030377.

It is an arithmetic number, because the mean of its divisors is an integer number (54091596045564).

Almost surely, 2^{144244256121502} is an apocalyptic number.

144244256121502 is a deficient number, since it is larger than the sum of its proper divisors (72122128060754).

144244256121502 is an equidigital number, since it uses as much as digits as its factorization.

144244256121502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72122128060753.

The product of its (nonzero) digits is 614400, while the sum is 43.

The spelling of 144244256121502 in words is "one hundred forty-four trillion, two hundred forty-four billion, two hundred fifty-six million, one hundred twenty-one thousand, five hundred two".