242215155404 has 12 divisors (see below), whose sum is σ = 424598632584. Its totient is φ = 120901260384.

The previous prime is 242215155367. The next prime is 242215155437. The reversal of 242215155404 is 404551512242.

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, 51576689 + ... + 51581384.

It is an arithmetic number, because the mean of its divisors is an integer number (35383219382).

Almost surely, 2^242215155404 is an apocalyptic number.

It is an amenable number.

242215155404 is a deficient number, since it is larger than the sum of its proper divisors (182383477180).

242215155404 is a wasteful number, since it uses less digits than its factorization.

242215155404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103158664 (or 103158662 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 242215155404 its reverse (404551512242), we get a palindrome (646766667646).

The spelling of 242215155404 in words is "two hundred forty-two billion, two hundred fifteen million, one hundred fifty-five thousand, four hundred four".