41491994679184 has 405 divisors, whose sum is σ = 99594239963859. Its totient is φ = 16696181376000.

The previous prime is 41491994679169. The next prime is 41491994679251. The reversal of 41491994679184 is 48197649919414.

The square root of 41491994679184 is 6441428.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 37224299773584 + 4267694905600 = 6101172^2 + 2065840^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 41491994679184.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 229237539574 + ... + 229237539754.

Almost surely, 2^{41491994679184} is an apocalyptic number.

41491994679184 is the 6441428-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41491994679184

41491994679184 is an abundant number, since it is smaller than the sum of its proper divisors (58102245284675).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41491994679184 is an equidigital number, since it uses as much as digits as its factorization.

41491994679184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 262 counting only the distinct ones).

The product of its digits is 564350976, while the sum is 76.

The spelling of 41491994679184 in words is "forty-one trillion, four hundred ninety-one billion, nine hundred ninety-four million, six hundred seventy-nine thousand, one hundred eighty-four".