242550142401 has 16 divisors (see below), whose sum is σ = 369607785344. Its totient is φ = 138597243264.

The previous prime is 242550142399. The next prime is 242550142421. The reversal of 242550142401 is 104241055242.

It is not a de Polignac number, because 242550142401 - 2¹ = 242550142399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242550142421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1363461 + ... + 1531053.

It is an arithmetic number, because the mean of its divisors is an integer number (23100486584).

Almost surely, 2^242550142401 is an apocalyptic number.

242550142401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

242550142401 is a deficient number, since it is larger than the sum of its proper divisors (127057642943).

242550142401 is a wasteful number, since it uses less digits than its factorization.

242550142401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236520.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 242550142401 its reverse (104241055242), we get a palindrome (346791197643).

The spelling of 242550142401 in words is "two hundred forty-two billion, five hundred fifty million, one hundred forty-two thousand, four hundred one".