243245510252 has 12 divisors (see below), whose sum is σ = 425695253256. Its totient is φ = 121618295040.

The previous prime is 243245510239. The next prime is 243245510257. The reversal of 243245510252 is 252015542342.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (243245510257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 990773 + ... + 1211660.

It is an arithmetic number, because the mean of its divisors is an integer number (35474604438).

Almost surely, 2^243245510252 is an apocalyptic number.

It is an amenable number.

243245510252 is a deficient number, since it is larger than the sum of its proper divisors (182449743004).

243245510252 is a wasteful number, since it uses less digits than its factorization.

243245510252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230048 (or 2230046 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 243245510252 in words is "two hundred forty-three billion, two hundred forty-five million, five hundred ten thousand, two hundred fifty-two".