245322135220 has 48 divisors (see below), whose sum is σ = 516211068240. Its totient is φ = 97931943936.

The previous prime is 245322135199. The next prime is 245322135241. The reversal of 245322135220 is 22531223542.

245322135220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (245322135199) and next prime (245322135241).

It can be written as a sum of positive squares in 8 ways, for example, as 473323536 + 244848811684 = 21756^2 + 494822^2 .

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, 44048596 + ... + 44054164.

It is an arithmetic number, because the mean of its divisors is an integer number (10754397255).

Almost surely, 2^245322135220 is an apocalyptic number.

245322135220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245322135220 is an abundant number, since it is smaller than the sum of its proper divisors (270888933020).

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

245322135220 is a wasteful number, since it uses less digits than its factorization.

245322135220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9604 (or 9602 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 245322135220 its reverse (22531223542), we get a palindrome (267853358762).

The spelling of 245322135220 in words is "two hundred forty-five billion, three hundred twenty-two million, one hundred thirty-five thousand, two hundred twenty".