42240241263145 has 8 divisors (see below), whose sum is σ = 51075223024320. Its totient is φ = 33534237338160.

The previous prime is 42240241263137. The next prime is 42240241263149. The reversal of 42240241263145 is 54136214204224.

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

It is not a de Polignac number, because 42240241263145 - 2³ = 42240241263137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42240241263098 and 42240241263107.

It is not an unprimeable number, because it can be changed into a prime (42240241263149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32244458325 + ... + 32244459634.

It is an arithmetic number, because the mean of its divisors is an integer number (6384402878040).

Almost surely, 2^{42240241263145} is an apocalyptic number.

It is an amenable number.

42240241263145 is a deficient number, since it is larger than the sum of its proper divisors (8834981761175).

42240241263145 is a wasteful number, since it uses less digits than its factorization.

42240241263145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64488918095.

The product of its (nonzero) digits is 368640, while the sum is 40.

Adding to 42240241263145 its reverse (54136214204224), we get a palindrome (96376455467369).

The spelling of 42240241263145 in words is "forty-two trillion, two hundred forty billion, two hundred forty-one million, two hundred sixty-three thousand, one hundred forty-five".