41089646447 has 4 divisors (see below), whose sum is σ = 41090674440. Its totient is φ = 41088618456.

The previous prime is 41089646419. The next prime is 41089646461. The reversal of 41089646447 is 74464698014.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 41089646447 - 2¹⁶ = 41089580911 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 (41089645447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451508 + ... + 534825.

It is an arithmetic number, because the mean of its divisors is an integer number (10272668610).

Almost surely, 2^41089646447 is an apocalyptic number.

41089646447 is a deficient number, since it is larger than the sum of its proper divisors (1027993).

41089646447 is an equidigital number, since it uses as much as digits as its factorization.

41089646447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027992.

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 41089646447 in words is "forty-one billion, eighty-nine million, six hundred forty-six thousand, four hundred forty-seven".