41405519988 has 108 divisors (see below), whose sum is σ = 122080298340. Its totient is φ = 11798244864.

The previous prime is 41405519983. The next prime is 41405519993. The reversal of 41405519988 is 88991550414.

41405519988 is a `hidden beast` number, since 4 + 1 + 4 + 0 + 551 + 9 + 9 + 88 = 666.

41405519988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (41405519983) and next prime (41405519993).

It can be written as a sum of positive squares in 2 ways, for example, as 25592960484 + 15812559504 = 159978^2 + 125748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41405519983) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 626508 + ... + 689436.

Almost surely, 2^41405519988 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 41405519988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61040149170).

41405519988 is an abundant number, since it is smaller than the sum of its proper divisors (80674778352).

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

41405519988 is a wasteful number, since it uses less digits than its factorization.

41405519988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63326 (or 63314 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 54.

The spelling of 41405519988 in words is "forty-one billion, four hundred five million, five hundred nineteen thousand, nine hundred eighty-eight".