42255112052 has 12 divisors (see below), whose sum is σ = 73950954336. Its totient is φ = 21126267960.

The previous prime is 42255112043. The next prime is 42255112057. The reversal of 42255112052 is 25021155224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42255112057) 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, 246224 + ... + 380967.

It is an arithmetic number, because the mean of its divisors is an integer number (6162579528).

Almost surely, 2^42255112052 is an apocalyptic number.

It is an amenable number.

42255112052 is a deficient number, since it is larger than the sum of its proper divisors (31695842284).

42255112052 is a wasteful number, since it uses less digits than its factorization.

42255112052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644038 (or 644036 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 42255112052 its reverse (25021155224), we get a palindrome (67276267276).

The spelling of 42255112052 in words is "forty-two billion, two hundred fifty-five million, one hundred twelve thousand, fifty-two".