41665101669 has 12 divisors (see below), whose sum is σ = 60191391936. Its totient is φ = 27772826472.

The previous prime is 41665101587. The next prime is 41665101677. The reversal of 41665101669 is 96610156614.

41665101669 is a `hidden beast` number, since 4 + 1 + 66 + 510 + 16 + 69 = 666.

It is not a de Polignac number, because 41665101669 - 2²⁴ = 41648324453 is a prime.

It is a super-2 number, since 2×41665101669² (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 (41665101689) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257389 + ... + 386754.

It is an arithmetic number, because the mean of its divisors is an integer number (5015949328).

Almost surely, 2^41665101669 is an apocalyptic number.

It is an amenable number.

41665101669 is a deficient number, since it is larger than the sum of its proper divisors (18526290267).

41665101669 is a wasteful number, since it uses less digits than its factorization.

41665101669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651336 (or 651333 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

Subtracting 41665101669 from its reverse (96610156614), we obtain a palindrome (54945054945).

The spelling of 41665101669 in words is "forty-one billion, six hundred sixty-five million, one hundred one thousand, six hundred sixty-nine".