242840146065 has 16 divisors (see below), whose sum is σ = 423866437056. Its totient is φ = 117740676800.

The previous prime is 242840146049. The next prime is 242840146103. The reversal of 242840146065 is 560641048242.

It is not a de Polignac number, because 242840146065 - 2⁴ = 242840146049 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, 735879066 + ... + 735879395.

It is an arithmetic number, because the mean of its divisors is an integer number (26491652316).

Almost surely, 2^242840146065 is an apocalyptic number.

It is an amenable number.

242840146065 is a deficient number, since it is larger than the sum of its proper divisors (181026290991).

242840146065 is a wasteful number, since it uses less digits than its factorization.

242840146065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471758480.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 242840146065 in words is "two hundred forty-two billion, eight hundred forty million, one hundred forty-six thousand, sixty-five".