40244314432 has 28 divisors (see below), whose sum is σ = 91268356960. Its totient is φ = 17247563136.

The previous prime is 40244314367. The next prime is 40244314433. The reversal of 40244314432 is 23441344204.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 40244314394 and 40244314403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244314433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44915082 + ... + 44915977.

Almost surely, 2^40244314432 is an apocalyptic number.

It is an amenable number.

40244314432 is an abundant number, since it is smaller than the sum of its proper divisors (51024042528).

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

40244314432 is an equidigital number, since it uses as much as digits as its factorization.

40244314432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89831078 (or 89831068 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 40244314432 its reverse (23441344204), we get a palindrome (63685658636).

The spelling of 40244314432 in words is "forty billion, two hundred forty-four million, three hundred fourteen thousand, four hundred thirty-two".