242105400136 has 16 divisors (see below), whose sum is σ = 453959654400. Its totient is φ = 121049492304.

The previous prime is 242105400083. The next prime is 242105400143. The reversal of 242105400136 is 631004501242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63496 + ... + 698743.

It is an arithmetic number, because the mean of its divisors is an integer number (28372478400).

Almost surely, 2^242105400136 is an apocalyptic number.

It is an amenable number.

242105400136 is a deficient number, since it is larger than the sum of its proper divisors (211854254264).

242105400136 is a wasteful number, since it uses less digits than its factorization.

242105400136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801948 (or 801944 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 242105400136 its reverse (631004501242), we get a palindrome (873109901378).

The spelling of 242105400136 in words is "two hundred forty-two billion, one hundred five million, four hundred thousand, one hundred thirty-six".