243233015055 has 16 divisors (see below), whose sum is σ = 412065343584. Its totient is φ = 122093434880.

The previous prime is 243233014963. The next prime is 243233015093. The reversal of 243233015055 is 550510332342.

It is not a de Polignac number, because 243233015055 - 2¹⁵ = 243232982287 is a prime.

It is a super-2 number, since 2×243233015055² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 476927226 + ... + 476927735.

It is an arithmetic number, because the mean of its divisors is an integer number (25754083974).

Almost surely, 2^243233015055 is an apocalyptic number.

243233015055 is a deficient number, since it is larger than the sum of its proper divisors (168832328529).

243233015055 is a wasteful number, since it uses less digits than its factorization.

243233015055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953854986.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 243233015055 its reverse (550510332342), we get a palindrome (793743347397).

The spelling of 243233015055 in words is "two hundred forty-three billion, two hundred thirty-three million, fifteen thousand, fifty-five".