242442404042 has 16 divisors (see below), whose sum is σ = 379928529000. Its totient is φ = 115882334400.

The previous prime is 242442404027. The next prime is 242442404077. The reversal of 242442404042 is 240404244242.

It can be written as a sum of positive squares in 4 ways, for example, as 193583280361 + 48859123681 = 439981^2 + 221041^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20687417 + ... + 20699132.

Almost surely, 2^242442404042 is an apocalyptic number.

242442404042 is a deficient number, since it is larger than the sum of its proper divisors (137486124958).

242442404042 is a wasteful number, since it uses less digits than its factorization.

242442404042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41386681.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 242442404042 its reverse (240404244242), we get a palindrome (482846648284).

The spelling of 242442404042 in words is "two hundred forty-two billion, four hundred forty-two million, four hundred four thousand, forty-two".