42155104522 has 8 divisors (see below), whose sum is σ = 64033070400. Its totient is φ = 20810747724.

The previous prime is 42155104517. The next prime is 42155104529. The reversal of 42155104522 is 22540155124.

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

It is not an unprimeable number, because it can be changed into a prime (42155104529) 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, 133402072 + ... + 133402387.

It is an arithmetic number, because the mean of its divisors is an integer number (8004133800).

Almost surely, 2^42155104522 is an apocalyptic number.

42155104522 is a deficient number, since it is larger than the sum of its proper divisors (21877965878).

42155104522 is a wasteful number, since it uses less digits than its factorization.

42155104522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266804540.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 42155104522 its reverse (22540155124), we get a palindrome (64695259646).

The spelling of 42155104522 in words is "forty-two billion, one hundred fifty-five million, one hundred four thousand, five hundred twenty-two".