254335116542 has 24 divisors (see below), whose sum is σ = 416967313896. Its totient is φ = 116288361696.

The previous prime is 254335116523. The next prime is 254335116577. The reversal of 254335116542 is 245611533452.

It is a self number, because there is not a number n which added to its sum of digits gives 254335116542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3480053 + ... + 3552384.

It is an arithmetic number, because the mean of its divisors is an integer number (17373638079).

Almost surely, 2^254335116542 is an apocalyptic number.

254335116542 is a deficient number, since it is larger than the sum of its proper divisors (162632197354).

254335116542 is a wasteful number, since it uses less digits than its factorization.

254335116542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7032572 (or 7032559 counting only the distinct ones).

The product of its digits is 432000, while the sum is 41.

Adding to 254335116542 its reverse (245611533452), we get a palindrome (499946649994).

The spelling of 254335116542 in words is "two hundred fifty-four billion, three hundred thirty-five million, one hundred sixteen thousand, five hundred forty-two".