242423333434431 has 32 divisors (see below), whose sum is σ = 361983575859200. Its totient is φ = 160338572271360.

The previous prime is 242423333434417. The next prime is 242423333434481. The reversal of 242423333434431 is 134434333324242.

242423333434431 is a `hidden beast` number, since 2 + 4 + 2 + 4 + 233 + 3 + 343 + 44 + 31 = 666.

It is not a de Polignac number, because 242423333434431 - 2¹⁵ = 242423333401663 is a prime.

It is a super-2 number, since 2×242423333434431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242423333434481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125845071 + ... + 127756911.

It is an arithmetic number, because the mean of its divisors is an integer number (11311986745600).

Almost surely, 2^{242423333434431} is an apocalyptic number.

242423333434431 is a deficient number, since it is larger than the sum of its proper divisors (119560242424769).

242423333434431 is a wasteful number, since it uses less digits than its factorization.

242423333434431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948956 (or 1948950 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 45.

Adding to 242423333434431 its reverse (134434333324242), we get a palindrome (376857666758673).

The spelling of 242423333434431 in words is "two hundred forty-two trillion, four hundred twenty-three billion, three hundred thirty-three million, four hundred thirty-four thousand, four hundred thirty-one".