41091285440 has 28 divisors (see below), whose sum is σ = 97848624216. Its totient is φ = 16436514048.

The previous prime is 41091285409. The next prime is 41091285449. The reversal of 41091285440 is 4458219014.

It is a super-2 number, since 2×41091285440² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 41091285394 and 41091285403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41091285449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64204814 + ... + 64205453.

It is an arithmetic number, because the mean of its divisors is an integer number (3494593722).

Almost surely, 2^41091285440 is an apocalyptic number.

41091285440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41091285440 is an abundant number, since it is smaller than the sum of its proper divisors (56757338776).

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

41091285440 is a wasteful number, since it uses less digits than its factorization.

41091285440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128410284 (or 128410274 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 41091285440 in words is "forty-one billion, ninety-one million, two hundred eighty-five thousand, four hundred forty".