40244424000 has 224 divisors, whose sum is σ = 144968683392. Its totient is φ = 9756160000.

The previous prime is 40244423957. The next prime is 40244424049. The reversal of 40244424000 is 42444204.

It is a super-2 number, since 2×40244424000² (a number of 22 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187780 + ... + 340220.

Almost surely, 2^40244424000 is an apocalyptic number.

40244424000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40244424000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72484341696).

40244424000 is an abundant number, since it is smaller than the sum of its proper divisors (104724259392).

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

40244424000 is a wasteful number, since it uses less digits than its factorization.

40244424000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152482 (or 152462 counting only the distinct ones).

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

Adding to 40244424000 its reverse (42444204), we get a palindrome (40286868204).

The spelling of 40244424000 in words is "forty billion, two hundred forty-four million, four hundred twenty-four thousand".