242061665281351 has 8 divisors (see below), whose sum is σ = 250412988898800. Its totient is φ = 233710632973440.

The previous prime is 242061665281313. The next prime is 242061665281433. The reversal of 242061665281351 is 153182566160242.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 242061665281351 - 2¹⁵ = 242061665248583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242061665281301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71136165 + ... + 74461246.

It is an arithmetic number, because the mean of its divisors is an integer number (31301623612350).

Almost surely, 2^{242061665281351} is an apocalyptic number.

242061665281351 is a deficient number, since it is larger than the sum of its proper divisors (8351323617449).

242061665281351 is a wasteful number, since it uses less digits than its factorization.

242061665281351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145654769.

The product of its (nonzero) digits is 4147200, while the sum is 52.

The spelling of 242061665281351 in words is "two hundred forty-two trillion, sixty-one billion, six hundred sixty-five million, two hundred eighty-one thousand, three hundred fifty-one".