41685729835091 has 4 divisors (see below), whose sum is σ = 41685767118000. Its totient is φ = 41685692552184.

The previous prime is 41685729835049. The next prime is 41685729835129. The reversal of 41685729835091 is 19053892758614.

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 41685729835091 - 2⁶ = 41685729835027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41685729838091) 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, 16910756 + ... + 19218353.

It is an arithmetic number, because the mean of its divisors is an integer number (10421441779500).

It is a 2-persistent number, because it is pandigital, and so is 2⋅41685729835091 = 83371459670182, but 3⋅41685729835091 = 125057189505273 is not.

Almost surely, 2^{41685729835091} is an apocalyptic number.

41685729835091 is a deficient number, since it is larger than the sum of its proper divisors (37282909).

41685729835091 is a wasteful number, since it uses less digits than its factorization.

41685729835091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37282908.

The product of its (nonzero) digits is 130636800, while the sum is 68.

The spelling of 41685729835091 in words is "forty-one trillion, six hundred eighty-five billion, seven hundred twenty-nine million, eight hundred thirty-five thousand, ninety-one".