40244214440 has 32 divisors (see below), whose sum is σ = 91091710080. Its totient is φ = 16001289792.

The previous prime is 40244214433. The next prime is 40244214443. The reversal of 40244214440 is 4441244204.

It is not an unprimeable number, because it can be changed into a prime (40244214443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3005612 + ... + 3018971.

It is an arithmetic number, because the mean of its divisors is an integer number (2846615940).

Almost surely, 2^40244214440 is an apocalyptic number.

40244214440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40244214440 is an abundant number, since it is smaller than the sum of its proper divisors (50847495640).

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

40244214440 is a wasteful number, since it uses less digits than its factorization.

40244214440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6024761 (or 6024757 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 40244214440 its reverse (4441244204), we get a palindrome (44685458644).

The spelling of 40244214440 in words is "forty billion, two hundred forty-four million, two hundred fourteen thousand, four hundred forty".