243215054512132 has 24 divisors (see below), whose sum is σ = 444204899712000. Its totient is φ = 116301108428736.

The previous prime is 243215054512069. The next prime is 243215054512141. The reversal of 243215054512132 is 231215450512342.

243215054512132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 216881257 + ... + 217999792.

It is an arithmetic number, because the mean of its divisors is an integer number (18508537488000).

Almost surely, 2^{243215054512132} is an apocalyptic number.

It is an amenable number.

243215054512132 is a deficient number, since it is larger than the sum of its proper divisors (200989845199868).

243215054512132 is a wasteful number, since it uses less digits than its factorization.

243215054512132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434887155 (or 434887153 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 243215054512132 in words is "two hundred forty-three trillion, two hundred fifteen billion, fifty-four million, five hundred twelve thousand, one hundred thirty-two".