41778663 has 8 divisors (see below), whose sum is σ = 58636800. Its totient is φ = 26386488.

The previous prime is 41778641. The next prime is 41778679. The reversal of 41778663 is 36687714.

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

It is not a de Polignac number, because 41778663 - 2⁶ = 41778599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41778263) 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 7 ways as a sum of consecutive naturals, for example, 366423 + ... + 366536.

It is an arithmetic number, because the mean of its divisors is an integer number (7329600).

Almost surely, 2^41778663 is an apocalyptic number.

41778663 is a deficient number, since it is larger than the sum of its proper divisors (16858137).

41778663 is a wasteful number, since it uses less digits than its factorization.

41778663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732981.

The product of its digits is 169344, while the sum is 42.

The square root of 41778663 is about 6463.6416206346. The cubic root of 41778663 is about 346.9909749692.

The spelling of 41778663 in words is "forty-one million, seven hundred seventy-eight thousand, six hundred sixty-three".