41290607641 has 4 divisors (see below), whose sum is σ = 43719466932. Its totient is φ = 38861748352.

The previous prime is 41290607639. The next prime is 41290607681. The reversal of 41290607641 is 14670609214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14670609214 = 2 ⋅7335304607.

It can be written as a sum of positive squares in 2 ways, for example, as 34011105241 + 7279502400 = 184421^2 + 85320^2 .

It is a cyclic number.

It is not a de Polignac number, because 41290607641 - 2¹ = 41290607639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41290607594 and 41290607603.

It is not an unprimeable number, because it can be changed into a prime (41290607681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1214429620 + ... + 1214429653.

It is an arithmetic number, because the mean of its divisors is an integer number (10929866733).

Almost surely, 2^41290607641 is an apocalyptic number.

It is an amenable number.

41290607641 is a deficient number, since it is larger than the sum of its proper divisors (2428859291).

41290607641 is a wasteful number, since it uses less digits than its factorization.

41290607641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428859290.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 41290607641 in words is "forty-one billion, two hundred ninety million, six hundred seven thousand, six hundred forty-one".