242162606155 has 16 divisors (see below), whose sum is σ = 304420924800. Its totient is φ = 184682010240.

The previous prime is 242162606143. The next prime is 242162606167. The reversal of 242162606155 is 551606261242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (242162606143) and next prime (242162606167).

It is not a de Polignac number, because 242162606155 - 2¹⁹ = 242162081867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10558716 + ... + 10581625.

It is an arithmetic number, because the mean of its divisors is an integer number (19026307800).

Almost surely, 2^242162606155 is an apocalyptic number.

242162606155 is a deficient number, since it is larger than the sum of its proper divisors (62258318645).

242162606155 is a wasteful number, since it uses less digits than its factorization.

242162606155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21140454.

The product of its (nonzero) digits is 172800, while the sum is 40.

Adding to 242162606155 its reverse (551606261242), we get a palindrome (793768867397).

The spelling of 242162606155 in words is "two hundred forty-two billion, one hundred sixty-two million, six hundred six thousand, one hundred fifty-five".