242125217560161 has 96 divisors (see below), whose sum is σ = 398916507749760. Its totient is φ = 140435984812032.

The previous prime is 242125217560141. The next prime is 242125217560189. The reversal of 242125217560161 is 161065712521242.

242125217560161 is a `hidden beast` number, since 2 + 4 + 2 + 1 + 2 + 5 + 21 + 7 + 560 + 1 + 61 = 666.

It is not a de Polignac number, because 242125217560161 - 2⁷ = 242125217560033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242125217560111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 254410585 + ... + 255360521.

It is an arithmetic number, because the mean of its divisors is an integer number (4155380289060).

Almost surely, 2^{242125217560161} is an apocalyptic number.

It is an amenable number.

242125217560161 is a deficient number, since it is larger than the sum of its proper divisors (156791290189599).

242125217560161 is a wasteful number, since it uses less digits than its factorization.

242125217560161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951775 (or 951772 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 242125217560161 in words is "two hundred forty-two trillion, one hundred twenty-five billion, two hundred seventeen million, five hundred sixty thousand, one hundred sixty-one".