40222420044 has 48 divisors (see below), whose sum is σ = 98945911680. Its totient is φ = 12682016640.

The previous prime is 40222420039. The next prime is 40222420067. The reversal of 40222420044 is 44002422204.

40222420044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40222419996 and 40222420023.

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, 9424 + ... + 283784.

It is an arithmetic number, because the mean of its divisors is an integer number (2061373160).

Almost surely, 2^40222420044 is an apocalyptic number.

It is an amenable number.

40222420044 is an abundant number, since it is smaller than the sum of its proper divisors (58723491636).

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

40222420044 is a wasteful number, since it uses less digits than its factorization.

40222420044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275030 (or 275028 counting only the distinct ones).

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

Adding to 40222420044 its reverse (44002422204), we get a palindrome (84224842248).

The spelling of 40222420044 in words is "forty billion, two hundred twenty-two million, four hundred twenty thousand, forty-four".