41669261569 has 8 divisors (see below), whose sum is σ = 44878798440. Its totient is φ = 38460326016.

The previous prime is 41669261567. The next prime is 41669261587. The reversal of 41669261569 is 96516296614.

41669261569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 729000000 + 40940261569 = 27000^2 + 202337^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41669261569 - 2¹ = 41669261567 is a prime.

It is a super-2 number, since 2×41669261569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41669261563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 892 + ... + 288685.

It is an arithmetic number, because the mean of its divisors is an integer number (5609849805).

Almost surely, 2^41669261569 is an apocalyptic number.

It is an amenable number.

41669261569 is a deficient number, since it is larger than the sum of its proper divisors (3209536871).

41669261569 is a wasteful number, since it uses less digits than its factorization.

41669261569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300659.

The product of its digits is 4199040, while the sum is 55.

The spelling of 41669261569 in words is "forty-one billion, six hundred sixty-nine million, two hundred sixty-one thousand, five hundred sixty-nine".