254452342242 has 32 divisors (see below), whose sum is σ = 601660713600. Its totient is φ = 70193749248.

The previous prime is 254452342219. The next prime is 254452342259. The reversal of 254452342242 is 242243254452.

It is a self number, because there is not a number n which added to its sum of digits gives 254452342242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104453767 + ... + 104456202.

It is an arithmetic number, because the mean of its divisors is an integer number (18801897300).

Almost surely, 2^254452342242 is an apocalyptic number.

254452342242 is an abundant number, since it is smaller than the sum of its proper divisors (347208371358).

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

254452342242 is a wasteful number, since it uses less digits than its factorization.

254452342242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208910010.

The product of its digits is 614400, while the sum is 39.

Adding to 254452342242 its reverse (242243254452), we get a palindrome (496695596694).

The spelling of 254452342242 in words is "two hundred fifty-four billion, four hundred fifty-two million, three hundred forty-two thousand, two hundred forty-two".