41465252221 has 4 divisors (see below), whose sum is σ = 41529941244. Its totient is φ = 41400563200.

The previous prime is 41465252189. The next prime is 41465252237. The reversal of 41465252221 is 12225256414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21190624900 + 20274627321 = 145570^2 + 142389^2 .

It is a cyclic number.

It is not a de Polignac number, because 41465252221 - 2⁵ = 41465252189 is a prime.

It is a super-3 number, since 3×41465252221³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41465252921) 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, 32343550 + ... + 32344831.

It is an arithmetic number, because the mean of its divisors is an integer number (10382485311).

Almost surely, 2^41465252221 is an apocalyptic number.

It is an amenable number.

41465252221 is a deficient number, since it is larger than the sum of its proper divisors (64689023).

41465252221 is an equidigital number, since it uses as much as digits as its factorization.

41465252221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64689022.

The product of its digits is 38400, while the sum is 34.

The spelling of 41465252221 in words is "forty-one billion, four hundred sixty-five million, two hundred fifty-two thousand, two hundred twenty-one".