40024204224 has 112 divisors (see below), whose sum is σ = 107572015488. Its totient is φ = 13131629568.

The previous prime is 40024204219. The next prime is 40024204243. The reversal of 40024204224 is 42240242004.

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 = 40024204194 and 40024204203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4409739 + ... + 4418805.

It is an arithmetic number, because the mean of its divisors is an integer number (960464424).

Almost surely, 2^40024204224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40024204224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53786007744).

40024204224 is an abundant number, since it is smaller than the sum of its proper divisors (67547811264).

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

40024204224 is a wasteful number, since it uses less digits than its factorization.

40024204224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9442 (or 9432 counting only the distinct ones).

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

Adding to 40024204224 its reverse (42240242004), we get a palindrome (82264446228).

The spelling of 40024204224 in words is "forty billion, twenty-four million, two hundred four thousand, two hundred twenty-four".