41123801778681 has 16 divisors (see below), whose sum is σ = 55995318320256. Its totient is φ = 26836465833216.

The previous prime is 41123801778673. The next prime is 41123801778691. The reversal of 41123801778681 is 18687710832114.

It is not a de Polignac number, because 41123801778681 - 2³ = 41123801778673 is a prime.

It is a super-2 number, since 2×41123801778681² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41123801778691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298591965 + ... + 298729658.

It is an arithmetic number, because the mean of its divisors is an integer number (3499707395016).

Almost surely, 2^{41123801778681} is an apocalyptic number.

It is an amenable number.

41123801778681 is a deficient number, since it is larger than the sum of its proper divisors (14871516541575).

41123801778681 is a wasteful number, since it uses less digits than its factorization.

41123801778681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597322112.

The product of its (nonzero) digits is 3612672, while the sum is 57.

The spelling of 41123801778681 in words is "forty-one trillion, one hundred twenty-three billion, eight hundred one million, seven hundred seventy-eight thousand, six hundred eighty-one".