242215718426 has 16 divisors (see below), whose sum is σ = 396461923488. Its totient is φ = 110067795600.

The previous prime is 242215718411. The next prime is 242215718431. The reversal of 242215718426 is 624817512242.

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, 1430945 + ... + 1591236.

It is an arithmetic number, because the mean of its divisors is an integer number (24778870218).

Almost surely, 2^242215718426 is an apocalyptic number.

242215718426 is a deficient number, since it is larger than the sum of its proper divisors (154246205062).

242215718426 is a wasteful number, since it uses less digits than its factorization.

242215718426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025837.

The product of its digits is 430080, while the sum is 44.

The spelling of 242215718426 in words is "two hundred forty-two billion, two hundred fifteen million, seven hundred eighteen thousand, four hundred twenty-six".