243233126355746 has 4 divisors (see below), whose sum is σ = 364849689533622. Its totient is φ = 121616563177872.

The previous prime is 243233126355731. The next prime is 243233126355761. The reversal of 243233126355746 is 647553621332342.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (243233126355731) and next prime (243233126355761).

It can be written as a sum of positive squares in only one way, i.e., 226613733153025 + 16619393202721 = 15053695^2 + 4076689^2 .

It is a junction number, because it is equal to n+sod(n) for n = 243233126355691 and 243233126355700.

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 as a sum of consecutive naturals, namely, 60808281588935 + ... + 60808281588938.

Almost surely, 2^{243233126355746} is an apocalyptic number.

243233126355746 is a deficient number, since it is larger than the sum of its proper divisors (121616563177876).

243233126355746 is a wasteful number, since it uses less digits than its factorization.

243233126355746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121616563177875.

The product of its digits is 65318400, while the sum is 56.

The spelling of 243233126355746 in words is "two hundred forty-three trillion, two hundred thirty-three billion, one hundred twenty-six million, three hundred fifty-five thousand, seven hundred forty-six".