243402274166 has 8 divisors (see below), whose sum is σ = 371291604840. Its totient is φ = 119638405888.

The previous prime is 243402274151. The next prime is 243402274189. The reversal of 243402274166 is 661472204342.

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

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 3 ways as a sum of consecutive naturals, for example, 1031365451 + ... + 1031365686.

It is an arithmetic number, because the mean of its divisors is an integer number (46411450605).

Almost surely, 2^243402274166 is an apocalyptic number.

243402274166 is a deficient number, since it is larger than the sum of its proper divisors (127889330674).

243402274166 is a wasteful number, since it uses less digits than its factorization.

243402274166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062731198.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 243402274166 in words is "two hundred forty-three billion, four hundred two million, two hundred seventy-four thousand, one hundred sixty-six".