254510423242 has 8 divisors (see below), whose sum is σ = 386995301316. Its totient is φ = 125511989472.

The previous prime is 254510423183. The next prime is 254510423257. The reversal of 254510423242 is 242324015452.

It can be written as a sum of positive squares in 2 ways, for example, as 254158147881 + 352275361 = 504141^2 + 18769^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 254510423198 and 254510423207.

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, 871610893 + ... + 871611184.

Almost surely, 2^254510423242 is an apocalyptic number.

254510423242 is a deficient number, since it is larger than the sum of its proper divisors (132484878074).

254510423242 is a wasteful number, since it uses less digits than its factorization.

254510423242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743222152.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 254510423242 its reverse (242324015452), we get a palindrome (496834438694).

The spelling of 254510423242 in words is "two hundred fifty-four billion, five hundred ten million, four hundred twenty-three thousand, two hundred forty-two".