41355323613666 has 160 divisors (see below), whose sum is σ = 95372175064320. Its totient is φ = 13384225382400.

The previous prime is 41355323613557. The next prime is 41355323613671. The reversal of 41355323613666 is 66631632355314.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7241342551 + ... + 7241348261.

It is an arithmetic number, because the mean of its divisors is an integer number (596076094152).

Almost surely, 2^{41355323613666} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41355323613666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47686087532160).

41355323613666 is an abundant number, since it is smaller than the sum of its proper divisors (54016851450654).

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

41355323613666 is a wasteful number, since it uses less digits than its factorization.

41355323613666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102 (or 8093 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 54.

The spelling of 41355323613666 in words is "forty-one trillion, three hundred fifty-five billion, three hundred twenty-three million, six hundred thirteen thousand, six hundred sixty-six".