41443213440 has 128 divisors (see below), whose sum is σ = 139053009600. Its totient is φ = 10469855232.

The previous prime is 41443213439. The next prime is 41443213447. The reversal of 41443213440 is 4431234414.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 41443213398 and 41443213407.

It is not an unprimeable number, because it can be changed into a prime (41443213447) 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, 531547 + ... + 604506.

Almost surely, 2^41443213440 is an apocalyptic number.

41443213440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41443213440 is an abundant number, since it is smaller than the sum of its proper divisors (97609796160).

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

41443213440 is a wasteful number, since it uses less digits than its factorization.

41443213440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136094 (or 1136082 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 41443213440 its reverse (4431234414), we get a palindrome (45874447854).

The spelling of 41443213440 in words is "forty-one billion, four hundred forty-three million, two hundred thirteen thousand, four hundred forty".