243485973804 has 48 divisors (see below), whose sum is σ = 579006598016. Its totient is φ = 79618809600.

The previous prime is 243485973743. The next prime is 243485973839. The reversal of 243485973804 is 408379584342.

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, 434542 + ... + 822069.

Almost surely, 2^243485973804 is an apocalyptic number.

It is an amenable number.

243485973804 is an abundant number, since it is smaller than the sum of its proper divisors (335520624212).

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

243485973804 is a wasteful number, since it uses less digits than its factorization.

243485973804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256926 (or 1256924 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 57.

The spelling of 243485973804 in words is "two hundred forty-three billion, four hundred eighty-five million, nine hundred seventy-three thousand, eight hundred four".