242206174743 has 16 divisors (see below), whose sum is σ = 348730884096. Its totient is φ = 148643814240.

The previous prime is 242206174739. The next prime is 242206174787. The reversal of 242206174743 is 347471602242.

It is not a de Polignac number, because 242206174743 - 2² = 242206174739 is a prime.

It is a super-2 number, since 2×242206174743² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242206174695 and 242206174704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242206174703) 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, 8446743 + ... + 8475368.

It is an arithmetic number, because the mean of its divisors is an integer number (21795680256).

Almost surely, 2^242206174743 is an apocalyptic number.

242206174743 is a deficient number, since it is larger than the sum of its proper divisors (106524709353).

242206174743 is a wasteful number, since it uses less digits than its factorization.

242206174743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16922494.

The product of its (nonzero) digits is 451584, while the sum is 42.

Adding to 242206174743 its reverse (347471602242), we get a palindrome (589677776985).

The spelling of 242206174743 in words is "two hundred forty-two billion, two hundred six million, one hundred seventy-four thousand, seven hundred forty-three".