41394786544 has 80 divisors (see below), whose sum is σ = 89156793600. Its totient is φ = 18529302528.

The previous prime is 41394786541. The next prime is 41394786553. The reversal of 41394786544 is 44568749314.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41394786541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544672 + ... + 616000.

It is an arithmetic number, because the mean of its divisors is an integer number (1114459920).

Almost surely, 2^41394786544 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 41394786544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44578396800).

41394786544 is an abundant number, since it is smaller than the sum of its proper divisors (47762007056).

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

41394786544 is a wasteful number, since it uses less digits than its factorization.

41394786544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71462 (or 71456 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 55.

The spelling of 41394786544 in words is "forty-one billion, three hundred ninety-four million, seven hundred eighty-six thousand, five hundred forty-four".