242552234405 has 16 divisors (see below), whose sum is σ = 315555836400. Its totient is φ = 177913371648.

The previous prime is 242552234377. The next prime is 242552234423. The reversal of 242552234405 is 504432255242.

It can be written as a sum of positive squares in 8 ways, for example, as 102276517249 + 140275717156 = 319807^2 + 374534^2 .

It is a cyclic number.

It is not a de Polignac number, because 242552234405 - 2¹⁴ = 242552218021 is a prime.

It is a congruent number.

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, 12512372 + ... + 12531741.

It is an arithmetic number, because the mean of its divisors is an integer number (19722239775).

Almost surely, 2^242552234405 is an apocalyptic number.

It is an amenable number.

242552234405 is a deficient number, since it is larger than the sum of its proper divisors (73003601995).

242552234405 is a wasteful number, since it uses less digits than its factorization.

242552234405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25044280.

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 242552234405 its reverse (504432255242), we get a palindrome (746984489647).

The spelling of 242552234405 in words is "two hundred forty-two billion, five hundred fifty-two million, two hundred thirty-four thousand, four hundred five".