245333130523320 has 512 divisors, whose sum is σ = 881950519296000. Its totient is φ = 53379746703360.

The previous prime is 245333130523277. The next prime is 245333130523321. The reversal of 245333130523320 is 23325031333542.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245333130523321) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3375534741 + ... + 3375607419.

It is an arithmetic number, because the mean of its divisors is an integer number (1722559608000).

Almost surely, 2^{245333130523320} is an apocalyptic number.

245333130523320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245333130523320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440975259648000).

245333130523320 is an abundant number, since it is smaller than the sum of its proper divisors (636617388772680).

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

245333130523320 is a wasteful number, since it uses less digits than its factorization.

245333130523320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73563 (or 73559 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 39.

Adding to 245333130523320 its reverse (23325031333542), we get a palindrome (268658161856862).

The spelling of 245333130523320 in words is "two hundred forty-five trillion, three hundred thirty-three billion, one hundred thirty million, five hundred twenty-three thousand, three hundred twenty".