242523140502 has 16 divisors (see below), whose sum is σ = 485105740992. Its totient is φ = 80831136840.

The previous prime is 242523140467. The next prime is 242523140507. The reversal of 242523140502 is 205041325242.

242523140502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 242523140502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242523140507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2424388 + ... + 2522439.

It is an arithmetic number, because the mean of its divisors is an integer number (30319108812).

Almost surely, 2^242523140502 is an apocalyptic number.

242523140502 is an abundant number, since it is smaller than the sum of its proper divisors (242582600490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242523140502 is a wasteful number, since it uses less digits than its factorization.

242523140502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955003.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 242523140502 its reverse (205041325242), we get a palindrome (447564465744).

The spelling of 242523140502 in words is "two hundred forty-two billion, five hundred twenty-three million, one hundred forty thousand, five hundred two".