41581612940 has 96 divisors (see below), whose sum is σ = 101041274880. Its totient is φ = 14079407616.

The previous prime is 41581612939. The next prime is 41581612957. The reversal of 41581612940 is 4921618514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5519096 + ... + 5526624.

It is an arithmetic number, because the mean of its divisors is an integer number (1052513280).

Almost surely, 2^41581612940 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 41581612940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50520637440).

41581612940 is an abundant number, since it is smaller than the sum of its proper divisors (59459661940).

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

41581612940 is a wasteful number, since it uses less digits than its factorization.

41581612940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8031 (or 8029 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 41581612940 in words is "forty-one billion, five hundred eighty-one million, six hundred twelve thousand, nine hundred forty".