41909688445 has 4 divisors (see below), whose sum is σ = 50291626140. Its totient is φ = 33527750752.

The previous prime is 41909688421. The next prime is 41909688449. The reversal of 41909688445 is 54488690914.

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 13353420249 + 28556268196 = 115557^2 + 168986^2 .

It is a cyclic number.

It is not a de Polignac number, because 41909688445 - 2⁹ = 41909687933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41909688445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41909688449) 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, 4190968840 + ... + 4190968849.

It is an arithmetic number, because the mean of its divisors is an integer number (12572906535).

Almost surely, 2^41909688445 is an apocalyptic number.

It is an amenable number.

41909688445 is a deficient number, since it is larger than the sum of its proper divisors (8381937695).

41909688445 is an equidigital number, since it uses as much as digits as its factorization.

41909688445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8381937694.

The product of its (nonzero) digits is 9953280, while the sum is 58.

The spelling of 41909688445 in words is "forty-one billion, nine hundred nine million, six hundred eighty-eight thousand, four hundred forty-five".