242020004004 has 30 divisors (see below), whose sum is σ = 632688097734. Its totient is φ = 80673334560.

The previous prime is 242020003997. The next prime is 242020004047. The reversal of 242020004004 is 400400020242.

242020004004 is a `hidden beast` number, since 2 + 420 + 200 + 0 + 40 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 240343101504 + 1676902500 = 490248^2 + 40950^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 373487337 + ... + 373487984.

Almost surely, 2^242020004004 is an apocalyptic number.

It is an amenable number.

242020004004 is an abundant number, since it is smaller than the sum of its proper divisors (390668093730).

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

242020004004 is a wasteful number, since it uses less digits than its factorization.

242020004004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746975337 (or 746975326 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 242020004004 its reverse (400400020242), we get a palindrome (642420024246).

The spelling of 242020004004 in words is "two hundred forty-two billion, twenty million, four thousand, four".