13252502302420 has 48 divisors (see below), whose sum is σ = 29295753661440. Its totient is φ = 5021872546176.

The previous prime is 13252502302397. The next prime is 13252502302423. The reversal of 13252502302420 is 2420320525231.

It is a super-2 number, since 2×13252502302420² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13252502302423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15163674 + ... + 16013806.

It is an arithmetic number, because the mean of its divisors is an integer number (610328201280).

Almost surely, 2^{13252502302420} is an apocalyptic number.

13252502302420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13252502302420 is an abundant number, since it is smaller than the sum of its proper divisors (16043251359020).

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

13252502302420 is a wasteful number, since it uses less digits than its factorization.

13252502302420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891184 (or 891182 counting only the distinct ones).

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

Adding to 13252502302420 its reverse (2420320525231), we get a palindrome (15672822827651).

The spelling of 13252502302420 in words is "thirteen trillion, two hundred fifty-two billion, five hundred two million, three hundred two thousand, four hundred twenty".