243623344142 has 32 divisors (see below), whose sum is σ = 369174288000. Its totient is φ = 120573681408.

The previous prime is 243623344127. The next prime is 243623344169. The reversal of 243623344142 is 241443326342.

It is a super-3 number, since 3×243623344142³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243623344096 and 243623344105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58659938 + ... + 58664090.

It is an arithmetic number, because the mean of its divisors is an integer number (11536696500).

Almost surely, 2^243623344142 is an apocalyptic number.

243623344142 is a deficient number, since it is larger than the sum of its proper divisors (125550943858).

243623344142 is a wasteful number, since it uses less digits than its factorization.

243623344142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100.

The product of its digits is 331776, while the sum is 38.

The spelling of 243623344142 in words is "two hundred forty-three billion, six hundred twenty-three million, three hundred forty-four thousand, one hundred forty-two".