242001445551242 has 32 divisors (see below), whose sum is σ = 396437107659264. Its totient is φ = 110118249964800.

The previous prime is 242001445551209. The next prime is 242001445551251. The reversal of 242001445551242 is 242155544100242.

It is a self number, because there is not a number n which added to its sum of digits gives 242001445551242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132505298 + ... + 134319234.

It is an arithmetic number, because the mean of its divisors is an integer number (12388659614352).

Almost surely, 2^{242001445551242} is an apocalyptic number.

242001445551242 is a deficient number, since it is larger than the sum of its proper divisors (154435662108022).

242001445551242 is a wasteful number, since it uses less digits than its factorization.

242001445551242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886294.

The product of its (nonzero) digits is 512000, while the sum is 41.

Adding to 242001445551242 its reverse (242155544100242), we get a palindrome (484156989651484).

The spelling of 242001445551242 in words is "two hundred forty-two trillion, one billion, four hundred forty-five million, five hundred fifty-one thousand, two hundred forty-two".