41305541545 has 4 divisors (see below), whose sum is σ = 49566649860. Its totient is φ = 33044433232.

The previous prime is 41305541489. The next prime is 41305541579. The reversal of 41305541545 is 54514550314.

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 19713002409 + 21592539136 = 140403^2 + 146944^2 .

It is a cyclic number.

It is not a de Polignac number, because 41305541545 - 2²³ = 41297152937 is a prime.

It is a super-2 number, since 2×41305541545² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4130554150 + ... + 4130554159.

It is an arithmetic number, because the mean of its divisors is an integer number (12391662465).

Almost surely, 2^41305541545 is an apocalyptic number.

It is an amenable number.

41305541545 is a deficient number, since it is larger than the sum of its proper divisors (8261108315).

41305541545 is an equidigital number, since it uses as much as digits as its factorization.

41305541545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8261108314.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 41305541545 in words is "forty-one billion, three hundred five million, five hundred forty-one thousand, five hundred forty-five".