242926892209 has 8 divisors (see below), whose sum is σ = 249216870528. Its totient is φ = 236711351760.

The previous prime is 242926892189. The next prime is 242926892249. The reversal of 242926892209 is 902298629242.

It is a happy number.

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 242926892209 - 2⁵ = 242926892177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242926892209.

It is not an unprimeable number, because it can be changed into a prime (242926892249) 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, 18602857 + ... + 18615910.

It is an arithmetic number, because the mean of its divisors is an integer number (31152108816).

Almost surely, 2^242926892209 is an apocalyptic number.

It is an amenable number.

242926892209 is a deficient number, since it is larger than the sum of its proper divisors (6289978319).

242926892209 is a wasteful number, since it uses less digits than its factorization.

242926892209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37218935.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 242926892209 in words is "two hundred forty-two billion, nine hundred twenty-six million, eight hundred ninety-two thousand, two hundred nine".