40841064465240 has 256 divisors, whose sum is σ = 133636749926400. Its totient is φ = 9924557819904.

The previous prime is 40841064465211. The next prime is 40841064465241. The reversal of 40841064465240 is 4256446014804.

It is a self number, because there is not a number n which added to its sum of digits gives 40841064465240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40841064465241) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1110004284 + ... + 1110041076.

It is an arithmetic number, because the mean of its divisors is an integer number (522018554400).

Almost surely, 2^{40841064465240} is an apocalyptic number.

40841064465240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40841064465240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66818374963200).

40841064465240 is an abundant number, since it is smaller than the sum of its proper divisors (92795685461160).

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

40841064465240 is a wasteful number, since it uses less digits than its factorization.

40841064465240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45906 (or 45902 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 48.

The spelling of 40841064465240 in words is "forty trillion, eight hundred forty-one billion, sixty-four million, four hundred sixty-five thousand, two hundred forty".