144240113540542 has 8 divisors (see below), whose sum is σ = 216604093842576. Its totient is φ = 72038748926352.

The previous prime is 144240113540539. The next prime is 144240113540563. The reversal of 144240113540542 is 245045311042441.

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

It is a super-2 number, since 2×144240113540542² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144240113540495 and 144240113540504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40653919743 + ... + 40653923290.

It is an arithmetic number, because the mean of its divisors is an integer number (27075511730322).

Almost surely, 2^{144240113540542} is an apocalyptic number.

144240113540542 is a deficient number, since it is larger than the sum of its proper divisors (72363980302034).

144240113540542 is an equidigital number, since it uses as much as digits as its factorization.

144240113540542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81307843922.

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 144240113540542 its reverse (245045311042441), we get a palindrome (389285424582983).

The spelling of 144240113540542 in words is "one hundred forty-four trillion, two hundred forty billion, one hundred thirteen million, five hundred forty thousand, five hundred forty-two".