243143043032 has 8 divisors (see below), whose sum is σ = 455893205700. Its totient is φ = 121571521512.

The previous prime is 243143043001. The next prime is 243143043047. The reversal of 243143043032 is 230340341342.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×243143043032² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243143042986 and 243143043004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15196440182 + ... + 15196440197.

Almost surely, 2^243143043032 is an apocalyptic number.

It is an amenable number.

243143043032 is a deficient number, since it is larger than the sum of its proper divisors (212750162668).

243143043032 is a wasteful number, since it uses less digits than its factorization.

243143043032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30392880385 (or 30392880381 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 243143043032 its reverse (230340341342), we get a palindrome (473483384374).

The spelling of 243143043032 in words is "two hundred forty-three billion, one hundred forty-three million, forty-three thousand, thirty-two".