42065541131522 has 8 divisors (see below), whose sum is σ = 63120047259456. Its totient is φ = 21025525378372.

The previous prime is 42065541131447. The next prime is 42065541131531. The reversal of 42065541131522 is 22513114556024.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 42065541131522.

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, 3622586438 + ... + 3622598049.

It is an arithmetic number, because the mean of its divisors is an integer number (7890005907432).

Almost surely, 2^{42065541131522} is an apocalyptic number.

42065541131522 is a deficient number, since it is larger than the sum of its proper divisors (21054506127934).

42065541131522 is a wasteful number, since it uses less digits than its factorization.

42065541131522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245187392.

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 42065541131522 its reverse (22513114556024), we get a palindrome (64578655687546).

The spelling of 42065541131522 in words is "forty-two trillion, sixty-five billion, five hundred forty-one million, one hundred thirty-one thousand, five hundred twenty-two".