254235352242 has 16 divisors (see below), whose sum is σ = 509927644800. Its totient is φ = 84502294032.

The previous prime is 254235352169. The next prime is 254235352243. The reversal of 254235352242 is 242253532452.

It is a super-2 number, since 2×254235352242² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 254235352242.

It is not an unprimeable number, because it can be changed into a prime (254235352243) 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, 60703578 + ... + 60707765.

It is an arithmetic number, because the mean of its divisors is an integer number (31870477800).

Almost surely, 2^254235352242 is an apocalyptic number.

254235352242 is an abundant number, since it is smaller than the sum of its proper divisors (255692292558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254235352242 is a wasteful number, since it uses less digits than its factorization.

254235352242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121411697.

The product of its digits is 576000, while the sum is 39.

Adding to 254235352242 its reverse (242253532452), we get a palindrome (496488884694).

The spelling of 254235352242 in words is "two hundred fifty-four billion, two hundred thirty-five million, three hundred fifty-two thousand, two hundred forty-two".