13252532068450 has 24 divisors (see below), whose sum is σ = 24650460647892. Its totient is φ = 5300851321920.

The previous prime is 13252532068423. The next prime is 13252532068463. The reversal of 13252532068450 is 5486023525231.

It can be written as a sum of positive squares in 6 ways, for example, as 4910492017369 + 8342040051081 = 2215963^2 + 2888259^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13252532068450.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2373309 + ... + 5669008.

Almost surely, 2^{13252532068450} is an apocalyptic number.

13252532068450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13252532068450 is a deficient number, since it is larger than the sum of its proper divisors (11397928579442).

13252532068450 is a wasteful number, since it uses less digits than its factorization.

13252532068450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8075286 (or 8075281 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 13252532068450 in words is "thirteen trillion, two hundred fifty-two billion, five hundred thirty-two million, sixty-eight thousand, four hundred fifty".