243423000534 has 16 divisors (see below), whose sum is σ = 556395429888. Its totient is φ = 69549428712.

The previous prime is 243423000521. The next prime is 243423000581. The reversal of 243423000534 is 435000324342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2897892822 + ... + 2897892905.

It is an arithmetic number, because the mean of its divisors is an integer number (34774714368).

Almost surely, 2^243423000534 is an apocalyptic number.

243423000534 is an abundant number, since it is smaller than the sum of its proper divisors (312972429354).

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

243423000534 is a wasteful number, since it uses less digits than its factorization.

243423000534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795785739.

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 243423000534 its reverse (435000324342), we get a palindrome (678423324876).

The spelling of 243423000534 in words is "two hundred forty-three billion, four hundred twenty-three million, five hundred thirty-four", and thus it is an aban number.