242488320189 has 16 divisors (see below), whose sum is σ = 337991880192. Its totient is φ = 154347521328.

The previous prime is 242488320131. The next prime is 242488320197. The reversal of 242488320189 is 981023884242.

It is not a de Polignac number, because 242488320189 - 2⁸ = 242488319933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242488320889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3174619 + ... + 3250104.

It is an arithmetic number, because the mean of its divisors is an integer number (21124492512).

Almost surely, 2^242488320189 is an apocalyptic number.

It is an amenable number.

242488320189 is a deficient number, since it is larger than the sum of its proper divisors (95503560003).

242488320189 is a wasteful number, since it uses less digits than its factorization.

242488320189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425296.

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 242488320189 in words is "two hundred forty-two billion, four hundred eighty-eight million, three hundred twenty thousand, one hundred eighty-nine".