40040040224 has 24 divisors (see below), whose sum is σ = 78853764528. Its totient is φ = 20013687360.

The previous prime is 40040040193. The next prime is 40040040233. The reversal of 40040040224 is 42204004004.

It is a super-2 number, since 2×40040040224² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40040040196 and 40040040205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94322 + ... + 298289.

It is an arithmetic number, because the mean of its divisors is an integer number (3285573522).

Almost surely, 2^40040040224 is an apocalyptic number.

It is an amenable number.

40040040224 is a deficient number, since it is larger than the sum of its proper divisors (38813724304).

40040040224 is a wasteful number, since it uses less digits than its factorization.

40040040224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395808 (or 395800 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40040040224 its reverse (42204004004), we get a palindrome (82244044228).

The spelling of 40040040224 in words is "forty billion, forty million, forty thousand, two hundred twenty-four".