41890345291 has 4 divisors (see below), whose sum is σ = 43241646784. Its totient is φ = 40539043800.

The previous prime is 41890345283. The next prime is 41890345313. The reversal of 41890345291 is 19254309814.

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 41890345291 - 2³ = 41890345283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41890345261) 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, 675650700 + ... + 675650761.

It is an arithmetic number, because the mean of its divisors is an integer number (10810411696).

Almost surely, 2^41890345291 is an apocalyptic number.

41890345291 is a deficient number, since it is larger than the sum of its proper divisors (1351301493).

41890345291 is a wasteful number, since it uses less digits than its factorization.

41890345291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351301492.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 41890345291 in words is "forty-one billion, eight hundred ninety million, three hundred forty-five thousand, two hundred ninety-one".