40020224026 has 4 divisors (see below), whose sum is σ = 60030336042. Its totient is φ = 20010112012.

The previous prime is 40020224003. The next prime is 40020224033. The reversal of 40020224026 is 62042202004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 34698375625 + 5321848401 = 186275^2 + 72951^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40020223988 and 40020224006.

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 as a sum of consecutive naturals, namely, 10005056005 + ... + 10005056008.

Almost surely, 2^40020224026 is an apocalyptic number.

40020224026 is a deficient number, since it is larger than the sum of its proper divisors (20010112016).

40020224026 is a wasteful number, since it uses less digits than its factorization.

40020224026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20010112015.

The product of its (nonzero) digits is 1536, while the sum is 22.

The spelling of 40020224026 in words is "forty billion, twenty million, two hundred twenty-four thousand, twenty-six".