41000000000000 has 338 divisors, whose sum is σ = 104987182531182. Its totient is φ = 16000000000000.

The previous prime is 40999999999993. The next prime is 41000000000009. The reversal of 41000000000000 is 14.

It can be written as a sum of positive squares in 13 ways, for example, as 40918231453696 + 81768546304 = 6396736^2 + 285952^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 40999999999894 and 40999999999903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41000000000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 25 ways as a sum of consecutive naturals, for example, 999999999980 + ... + 1000000000020.

Almost surely, 2^{41000000000000} is an apocalyptic number.

41000000000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41000000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52493591265591).

41000000000000 is an abundant number, since it is smaller than the sum of its proper divisors (63987182531182).

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

41000000000000 is an frugal number, since it uses more digits than its factorization.

41000000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

Adding to 41000000000000 its reverse (14), we get a palindrome (41000000000014).

The spelling of 41000000000000 in words is "forty-one trillion", and thus it is an aban number and an uban number.