45505420441 has 8 divisors (see below), whose sum is σ = 50695694280. Its totient is φ = 40556554752.

The previous prime is 45505420403. The next prime is 45505420447. The reversal of 45505420441 is 14402450554.

It can be written as a sum of positive squares in 4 ways, for example, as 432432025 + 45072988416 = 20795^2 + 212304^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45505420441 - 2⁷ = 45505420313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45505420397 and 45505420406.

It is not an unprimeable number, because it can be changed into a prime (45505420447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60351640 + ... + 60352393.

It is an arithmetic number, because the mean of its divisors is an integer number (6336961785).

Almost surely, 2^45505420441 is an apocalyptic number.

It is an amenable number.

45505420441 is a deficient number, since it is larger than the sum of its proper divisors (5190273839).

45505420441 is a wasteful number, since it uses less digits than its factorization.

45505420441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120704075.

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 45505420441 its reverse (14402450554), we get a palindrome (59907870995).

The spelling of 45505420441 in words is "forty-five billion, five hundred five million, four hundred twenty thousand, four hundred forty-one".