242347219999 has 8 divisors (see below), whose sum is σ = 242486290368. Its totient is φ = 242208193920.

The previous prime is 242347219951. The next prime is 242347220047. The reversal of 242347219999 is 999912743242.

It is an interprime number because it is at equal distance from previous prime (242347219951) and next prime (242347220047).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242347219999 - 2³¹ = 240199736351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242347219949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19080619 + ... + 19093315.

It is an arithmetic number, because the mean of its divisors is an integer number (30310786296).

Almost surely, 2^242347219999 is an apocalyptic number.

242347219999 is a deficient number, since it is larger than the sum of its proper divisors (139070369).

242347219999 is a wasteful number, since it uses less digits than its factorization.

242347219999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22145.

The product of its digits is 17635968, while the sum is 61.

The spelling of 242347219999 in words is "two hundred forty-two billion, three hundred forty-seven million, two hundred nineteen thousand, nine hundred ninety-nine".