245123323503252 has 48 divisors (see below), whose sum is σ = 579197251046400. Its totient is φ = 80673094925280.

The previous prime is 245123323503229. The next prime is 245123323503307. The reversal of 245123323503252 is 252305323321542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233376999 + ... + 234424977.

It is an arithmetic number, because the mean of its divisors is an integer number (12066609396800).

Almost surely, 2^{245123323503252} is an apocalyptic number.

It is an amenable number.

245123323503252 is an abundant number, since it is smaller than the sum of its proper divisors (334073927543148).

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

245123323503252 is a wasteful number, since it uses less digits than its factorization.

245123323503252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294796 (or 1294794 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 42.

Adding to 245123323503252 its reverse (252305323321542), we get a palindrome (497428646824794).

The spelling of 245123323503252 in words is "two hundred forty-five trillion, one hundred twenty-three billion, three hundred twenty-three million, five hundred three thousand, two hundred fifty-two".