43220041004 has 12 divisors (see below), whose sum is σ = 86440082064. Its totient is φ = 18522874704.

The previous prime is 43220041003. The next prime is 43220041021. The reversal of 43220041004 is 40014002234.

43220041004 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (43220041003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 771786419 + ... + 771786474.

It is an arithmetic number, because the mean of its divisors is an integer number (7203340172).

Almost surely, 2^43220041004 is an apocalyptic number.

It is an amenable number.

43220041004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

43220041004 is a wasteful number, since it uses less digits than its factorization.

43220041004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543572904 (or 1543572902 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 43220041004 its reverse (40014002234), we get a palindrome (83234043238).

The spelling of 43220041004 in words is "forty-three billion, two hundred twenty million, forty-one thousand, four".