243441393628 has 48 divisors (see below), whose sum is σ = 435674506176. Its totient is φ = 119000217600.

The previous prime is 243441393571. The next prime is 243441393641. The reversal of 243441393628 is 826393144342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14680750 + ... + 14697322.

It is an arithmetic number, because the mean of its divisors is an integer number (9076552212).

Almost surely, 2^243441393628 is an apocalyptic number.

It is an amenable number.

243441393628 is a deficient number, since it is larger than the sum of its proper divisors (192233112548).

243441393628 is a wasteful number, since it uses less digits than its factorization.

243441393628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17134 (or 17132 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 49.

The spelling of 243441393628 in words is "two hundred forty-three billion, four hundred forty-one million, three hundred ninety-three thousand, six hundred twenty-eight".