41489146656 has 144 divisors (see below), whose sum is σ = 121497175800. Its totient is φ = 13420007424.

The previous prime is 41489146649. The next prime is 41489146667. The reversal of 41489146656 is 65664198414.

41489146656 is a `hidden beast` number, since 4 + 1 + 48 + 91 + 466 + 56 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 41347155600 + 141991056 = 203340^2 + 11916^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4140180 + ... + 4150188.

Almost surely, 2^41489146656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41489146656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60748587900).

41489146656 is an abundant number, since it is smaller than the sum of its proper divisors (80008029144).

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

41489146656 is a wasteful number, since it uses less digits than its factorization.

41489146656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10451 (or 10440 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 41489146656 in words is "forty-one billion, four hundred eighty-nine million, one hundred forty-six thousand, six hundred fifty-six".