40332220044 has 48 divisors (see below), whose sum is σ = 102074678496. Its totient is φ = 12344627200.

The previous prime is 40332220021. The next prime is 40332220139. The reversal of 40332220044 is 44002223304.

It is a junction number, because it is equal to n+sod(n) for n = 40332219996 and 40332220023.

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, 2402697 + ... + 2419424.

It is an arithmetic number, because the mean of its divisors is an integer number (2126555802).

Almost surely, 2^40332220044 is an apocalyptic number.

It is an amenable number.

40332220044 is an abundant number, since it is smaller than the sum of its proper divisors (61742458452).

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

40332220044 is a wasteful number, since it uses less digits than its factorization.

40332220044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822186 (or 4822184 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40332220044 its reverse (44002223304), we get a palindrome (84334443348).

The spelling of 40332220044 in words is "forty billion, three hundred thirty-two million, two hundred twenty thousand, forty-four".