40002444024 has 32 divisors (see below), whose sum is σ = 100157904000. Its totient is φ = 13313908832.

The previous prime is 40002443947. The next prime is 40002444043. The reversal of 40002444024 is 42044420004.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 40002443985 and 40002444003.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1248804 + ... + 1280435.

It is an arithmetic number, because the mean of its divisors is an integer number (3129934500).

Almost surely, 2^40002444024 is an apocalyptic number.

It is an amenable number.

40002444024 is an abundant number, since it is smaller than the sum of its proper divisors (60155459976).

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

40002444024 is a wasteful number, since it uses less digits than its factorization.

40002444024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2529907 (or 2529903 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 40002444024 its reverse (42044420004), we get a palindrome (82046864028).

The spelling of 40002444024 in words is "forty billion, two million, four hundred forty-four thousand, twenty-four".