242434255243215 has 64 divisors (see below), whose sum is σ = 446508851604480. Its totient is φ = 110027003443200.

The previous prime is 242434255243207. The next prime is 242434255243217. The reversal of 242434255243215 is 512342552434242.

It is not a de Polignac number, because 242434255243215 - 2³ = 242434255243207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242434255243217) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 649247065 + ... + 649620365.

It is an arithmetic number, because the mean of its divisors is an integer number (6976700806320).

Almost surely, 2^{242434255243215} is an apocalyptic number.

242434255243215 is a deficient number, since it is larger than the sum of its proper divisors (204074596361265).

242434255243215 is a wasteful number, since it uses less digits than its factorization.

242434255243215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417952.

The product of its digits is 9216000, while the sum is 48.

The spelling of 242434255243215 in words is "two hundred forty-two trillion, four hundred thirty-four billion, two hundred fifty-five million, two hundred forty-three thousand, two hundred fifteen".