41399361846891 has 64 divisors (see below), whose sum is σ = 64108355955840. Its totient is φ = 26379320647680.

The previous prime is 41399361846889. The next prime is 41399361846917. The reversal of 41399361846891 is 19864816399314.

It is a happy number.

41399361846891 is a `hidden beast` number, since 4 + 1 + 39 + 9 + 36 + 18 + 468 + 91 = 666.

41399361846891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41399361846891 - 2¹ = 41399361846889 is a prime.

It is a super-2 number, since 2×41399361846891² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41399361846881) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 39199131 + ... + 40241403.

It is an arithmetic number, because the mean of its divisors is an integer number (1001693061810).

Almost surely, 2^{41399361846891} is an apocalyptic number.

41399361846891 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

41399361846891 is a deficient number, since it is larger than the sum of its proper divisors (22708994108949).

41399361846891 is a wasteful number, since it uses less digits than its factorization.

41399361846891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043053 (or 1043047 counting only the distinct ones).

The product of its digits is 241864704, while the sum is 72.

The spelling of 41399361846891 in words is "forty-one trillion, three hundred ninety-nine billion, three hundred sixty-one million, eight hundred forty-six thousand, eight hundred ninety-one".