41809909968 has 100 divisors (see below), whose sum is σ = 122185254048. Its totient is φ = 13801285440.

The previous prime is 41809909961. The next prime is 41809909987. The reversal of 41809909968 is 86990990814.

It is a super-2 number, since 2×41809909968² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41809909961) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23118 + ... + 290093.

Almost surely, 2^41809909968 is an apocalyptic number.

41809909968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41809909968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61092627024).

41809909968 is an abundant number, since it is smaller than the sum of its proper divisors (80375344080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41809909968 is a wasteful number, since it uses less digits than its factorization.

41809909968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313334 (or 313319 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 63.

The spelling of 41809909968 in words is "forty-one billion, eight hundred nine million, nine hundred nine thousand, nine hundred sixty-eight".