144399240001 has 3 divisors (see below), whose sum is σ = 144399620001. Its totient is φ = 144398860002.

The previous prime is 144399239989. The next prime is 144399240121. The reversal of 144399240001 is 100042993441.

The square root of 144399240001 is 379999.

It is a perfect power (a square), and thus also a powerful number.

144399240001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 100042993441 = 23 ⋅4349695367.

It is a de Polignac number, because none of the positive numbers 2^k-144399240001 is a prime.

It is a super-2 number, since 2×144399240001² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144399240301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 190000 + ... + 569998.

It is an arithmetic number, because the mean of its divisors is an integer number (48133206667).

Almost surely, 2^144399240001 is an apocalyptic number.

144399240001 is the 379999-th square number.

144399240001 is the 190000-th centered octagonal number.

It is an amenable number.

144399240001 is a deficient number, since it is larger than the sum of its proper divisors (380000).

144399240001 is an frugal number, since it uses more digits than its factorization.

144399240001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759998 (or 379999 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

It can be divided in two parts, 144399 and 240001, that added together give a square (384400 = 620²).

The spelling of 144399240001 in words is "one hundred forty-four billion, three hundred ninety-nine million, two hundred forty thousand, one".