144442653501031 has 4 divisors (see below), whose sum is σ = 144447657259192. Its totient is φ = 144437649742872.

The previous prime is 144442653501019. The next prime is 144442653501077. The reversal of 144442653501031 is 130105356244441.

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

It is a cyclic number.

It is not a de Polignac number, because 144442653501031 - 2⁴³ = 135646560478823 is a prime.

It is a super-2 number, since 2×144442653501031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144442653501331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2501835780 + ... + 2501893513.

It is an arithmetic number, because the mean of its divisors is an integer number (36111914314798).

Almost surely, 2^{144442653501031} is an apocalyptic number.

144442653501031 is a deficient number, since it is larger than the sum of its proper divisors (5003758161).

144442653501031 is an equidigital number, since it uses as much as digits as its factorization.

144442653501031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003758160.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 144442653501031 in words is "one hundred forty-four trillion, four hundred forty-two billion, six hundred fifty-three million, five hundred one thousand, thirty-one".