243250512120412 has 6 divisors (see below), whose sum is σ = 425688396210728. Its totient is φ = 121625256060204.

The previous prime is 243250512120347. The next prime is 243250512120419. The reversal of 243250512120412 is 214021215052342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243250512120419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30406314015048 + ... + 30406314015055.

Almost surely, 2^{243250512120412} is an apocalyptic number.

It is an amenable number.

243250512120412 is a deficient number, since it is larger than the sum of its proper divisors (182437884090316).

243250512120412 is a wasteful number, since it uses less digits than its factorization.

243250512120412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60812628030107 (or 60812628030105 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 243250512120412 its reverse (214021215052342), we get a palindrome (457271727172754).

The spelling of 243250512120412 in words is "two hundred forty-three trillion, two hundred fifty billion, five hundred twelve million, one hundred twenty thousand, four hundred twelve".