13250340221345 has 16 divisors (see below), whose sum is σ = 15974348662272. Its totient is φ = 10550994284160.

The previous prime is 13250340221317. The next prime is 13250340221383. The reversal of 13250340221345 is 54312204305231.

It is not a de Polignac number, because 13250340221345 - 2¹⁰ = 13250340220321 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 5792990 + ... + 7749800.

It is an arithmetic number, because the mean of its divisors is an integer number (998396791392).

Almost surely, 2^{13250340221345} is an apocalyptic number.

It is an amenable number.

13250340221345 is a deficient number, since it is larger than the sum of its proper divisors (2724008440927).

13250340221345 is a wasteful number, since it uses less digits than its factorization.

13250340221345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963112.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 13250340221345 its reverse (54312204305231), we get a palindrome (67562544526576).

The spelling of 13250340221345 in words is "thirteen trillion, two hundred fifty billion, three hundred forty million, two hundred twenty-one thousand, three hundred forty-five".