41164402645 has 8 divisors (see below), whose sum is σ = 49906534104. Its totient is φ = 32592021504.

The previous prime is 41164402639. The next prime is 41164402681. The reversal of 41164402645 is 54620446114.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1267876 + 41163134769 = 1126^2 + 202887^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41164402645 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42437044 + ... + 42438013.

It is an arithmetic number, because the mean of its divisors is an integer number (6238316763).

Almost surely, 2^41164402645 is an apocalyptic number.

It is an amenable number.

41164402645 is a deficient number, since it is larger than the sum of its proper divisors (8742131459).

41164402645 is an equidigital number, since it uses as much as digits as its factorization.

41164402645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84875159.

The product of its (nonzero) digits is 92160, while the sum is 37.

Adding to 41164402645 its reverse (54620446114), we get a palindrome (95784848759).

The spelling of 41164402645 in words is "forty-one billion, one hundred sixty-four million, four hundred two thousand, six hundred forty-five".