45344144303213 has 4 divisors (see below), whose sum is σ = 51821879203680. Its totient is φ = 38866409402748.

The previous prime is 45344144303209. The next prime is 45344144303219. The reversal of 45344144303213 is 31230344144354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45344144303213 - 2² = 45344144303209 is a prime.

It is a super-2 number, since 2×45344144303213² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45344144303219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3238867450223 + ... + 3238867450236.

It is an arithmetic number, because the mean of its divisors is an integer number (12955469800920).

Almost surely, 2^{45344144303213} is an apocalyptic number.

It is an amenable number.

45344144303213 is a deficient number, since it is larger than the sum of its proper divisors (6477734900467).

45344144303213 is an equidigital number, since it uses as much as digits as its factorization.

45344144303213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6477734900466.

The product of its (nonzero) digits is 829440, while the sum is 41.

Adding to 45344144303213 its reverse (31230344144354), we get a palindrome (76574488447567).

The spelling of 45344144303213 in words is "forty-five trillion, three hundred forty-four billion, one hundred forty-four million, three hundred three thousand, two hundred thirteen".