242655510195 has 48 divisors (see below), whose sum is σ = 480819905280. Its totient is φ = 110898027072.

The previous prime is 242655510191. The next prime is 242655510257. The reversal of 242655510195 is 591015556242.

242655510195 is a `hidden beast` number, since 2 + 4 + 2 + 6 + 5 + 551 + 0 + 1 + 95 = 666.

It is not a de Polignac number, because 242655510195 - 2² = 242655510191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 242655510195.

It is not an unprimeable number, because it can be changed into a prime (242655510191) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1074772 + ... + 1280798.

It is an arithmetic number, because the mean of its divisors is an integer number (10017081360).

Almost surely, 2^242655510195 is an apocalyptic number.

242655510195 is a deficient number, since it is larger than the sum of its proper divisors (238164395085).

242655510195 is a wasteful number, since it uses less digits than its factorization.

242655510195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209784 (or 209781 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 45.

The spelling of 242655510195 in words is "two hundred forty-two billion, six hundred fifty-five million, five hundred ten thousand, one hundred ninety-five".