45441352405 has 4 divisors (see below), whose sum is σ = 54529622892. Its totient is φ = 36353081920.

The previous prime is 45441352403. The next prime is 45441352409. The reversal of 45441352405 is 50425314454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32847575121 + 12593777284 = 181239^2 + 112222^2 .

It is not a de Polignac number, because 45441352405 - 2¹ = 45441352403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45441352403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4544135236 + ... + 4544135245.

It is an arithmetic number, because the mean of its divisors is an integer number (13632405723).

Almost surely, 2^45441352405 is an apocalyptic number.

It is an amenable number.

45441352405 is a deficient number, since it is larger than the sum of its proper divisors (9088270487).

45441352405 is an equidigital number, since it uses as much as digits as its factorization.

45441352405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9088270486.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 45441352405 its reverse (50425314454), we get a palindrome (95866666859).

The spelling of 45441352405 in words is "forty-five billion, four hundred forty-one million, three hundred fifty-two thousand, four hundred five".