243733106142 has 48 divisors (see below), whose sum is σ = 556114965120. Its totient is φ = 76936165200.

The previous prime is 243733106131. The next prime is 243733106167. The reversal of 243733106142 is 241601337342.

243733106142 is a `hidden beast` number, since 2 + 4 + 3 + 7 + 3 + 31 + 0 + 614 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 243733106097 and 243733106106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 676767 + ... + 972357.

It is an arithmetic number, because the mean of its divisors is an integer number (11585728440).

Almost surely, 2^243733106142 is an apocalyptic number.

243733106142 is an abundant number, since it is smaller than the sum of its proper divisors (312381858978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243733106142 is a wasteful number, since it uses less digits than its factorization.

243733106142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298029 (or 298026 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 243733106142 in words is "two hundred forty-three billion, seven hundred thirty-three million, one hundred six thousand, one hundred forty-two".