242307193566 has 16 divisors (see below), whose sum is σ = 488430249984. Its totient is φ = 80133087384.

The previous prime is 242307193549. The next prime is 242307193571. The reversal of 242307193566 is 665391703242.

It is a Curzon number.

It is a congruent number.

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, 158993460 + ... + 158994983.

It is an arithmetic number, because the mean of its divisors is an integer number (30526890624).

Almost surely, 2^242307193566 is an apocalyptic number.

242307193566 is an abundant number, since it is smaller than the sum of its proper divisors (246123056418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242307193566 is a wasteful number, since it uses less digits than its factorization.

242307193566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317988575.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 242307193566 in words is "two hundred forty-two billion, three hundred seven million, one hundred ninety-three thousand, five hundred sixty-six".