40220000044 has 48 divisors (see below), whose sum is σ = 82130146560. Its totient is φ = 16877304000.

The previous prime is 40220000039. The next prime is 40220000053. The reversal of 40220000044 is 44000002204.

It is a junction number, because it is equal to n+sod(n) for n = 40219999982 and 40220000027.

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, 366154 + ... + 463150.

It is an arithmetic number, because the mean of its divisors is an integer number (1711044720).

Almost surely, 2^40220000044 is an apocalyptic number.

It is an amenable number.

40220000044 is an abundant number, since it is smaller than the sum of its proper divisors (41910146516).

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

40220000044 is a wasteful number, since it uses less digits than its factorization.

40220000044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97318 (or 97316 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 40220000044 its reverse (44000002204), we get a palindrome (84220002248).

The spelling of 40220000044 in words is "forty billion, two hundred twenty million, forty-four", and thus it is an aban number.