41999999999999 has 2 divisors, whose sum is σ = 42000000000000. Its totient is φ = 41999999999998.

The previous prime is 41999999999963. The next prime is 42000000000031. The reversal of 41999999999999 is 99999999999914.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41999999999999 - 2³⁶ = 41931280523263 is a prime.

It is a super-9 number, since 9×41999999999999⁹ (a number of 124 digits) contains 999999999 as substring.

41999999999999 is a modest number, since divided by 9999999 gives 4199999 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 41999999999893 and 41999999999902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41999999999929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20999999999999 + 21000000000000.

It is an arithmetic number, because the mean of its divisors is an integer number (21000000000000).

Almost surely, 2^{41999999999999} is an apocalyptic number.

41999999999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

41999999999999 is an equidigital number, since it uses as much as digits as its factorization.

41999999999999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1129718145924, while the sum is 113.

The spelling of 41999999999999 in words is "forty-one trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".