242566255152042 has 64 divisors (see below), whose sum is σ = 516754867138560. Its totient is φ = 75745698336000.

The previous prime is 242566255152041. The next prime is 242566255152071. The reversal of 242566255152042 is 240251552665242.

It is not an unprimeable number, because it can be changed into a prime (242566255152041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80496367 + ... + 83455362.

It is an arithmetic number, because the mean of its divisors is an integer number (8074294799040).

Almost surely, 2^{242566255152042} is an apocalyptic number.

242566255152042 is an abundant number, since it is smaller than the sum of its proper divisors (274188611986518).

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

242566255152042 is a wasteful number, since it uses less digits than its factorization.

242566255152042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163951979.

The product of its (nonzero) digits is 11520000, while the sum is 51.

The spelling of 242566255152042 in words is "two hundred forty-two trillion, five hundred sixty-six billion, two hundred fifty-five million, one hundred fifty-two thousand, forty-two".