41866467638 has 8 divisors (see below), whose sum is σ = 62812933920. Its totient is φ = 20928823000.

The previous prime is 41866467607. The next prime is 41866467641. The reversal of 41866467638 is 83676466814.

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

It is a super-2 number, since 2×41866467638² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2193533 + ... + 2212536.

It is an arithmetic number, because the mean of its divisors is an integer number (7851616740).

Almost surely, 2^41866467638 is an apocalyptic number.

41866467638 is a deficient number, since it is larger than the sum of its proper divisors (20946466282).

41866467638 is a wasteful number, since it uses less digits than its factorization.

41866467638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4410822.

The product of its digits is 27869184, while the sum is 59.

The spelling of 41866467638 in words is "forty-one billion, eight hundred sixty-six million, four hundred sixty-seven thousand, six hundred thirty-eight".