252541454142242 has 32 divisors (see below), whose sum is σ = 401662474527744. Its totient is φ = 118675068019200.

The previous prime is 252541454142199. The next prime is 252541454142319. The reversal of 252541454142242 is 242241454145252.

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, 81809867 + ... + 84840657.

It is an arithmetic number, because the mean of its divisors is an integer number (12551952328992).

Almost surely, 2^{252541454142242} is an apocalyptic number.

252541454142242 is a deficient number, since it is larger than the sum of its proper divisors (149121020385502).

252541454142242 is a wasteful number, since it uses less digits than its factorization.

252541454142242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3034274.

The product of its digits is 4096000, while the sum is 47.

The spelling of 252541454142242 in words is "two hundred fifty-two trillion, five hundred forty-one billion, four hundred fifty-four million, one hundred forty-two thousand, two hundred forty-two".