40240004424 has 16 divisors (see below), whose sum is σ = 100600011120. Its totient is φ = 13413334800.

The previous prime is 40240004393. The next prime is 40240004437. The reversal of 40240004424 is 42440004204.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1676666851 = 40240004424 / (4 + 0 + 2 + 4 + 0 + 0 + 0 + 4 + 4 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 40240004394 and 40240004403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838333402 + ... + 838333449.

It is an arithmetic number, because the mean of its divisors is an integer number (6287500695).

Almost surely, 2^40240004424 is an apocalyptic number.

It is an amenable number.

40240004424 is an abundant number, since it is smaller than the sum of its proper divisors (60360006696).

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

40240004424 is a wasteful number, since it uses less digits than its factorization.

40240004424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676666860 (or 1676666856 counting only the distinct ones).

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

Adding to 40240004424 its reverse (42440004204), we get a palindrome (82680008628).

The spelling of 40240004424 in words is "forty billion, two hundred forty million, four thousand, four hundred twenty-four".