44220004004 has 12 divisors (see below), whose sum is σ = 84420007728. Its totient is φ = 20100001800.

The previous prime is 44220003983. The next prime is 44220004013. The reversal of 44220004004 is 40040002244.

It is a super-2 number, since 2×44220004004² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502500002 + ... + 502500089.

It is an arithmetic number, because the mean of its divisors is an integer number (7035000644).

Almost surely, 2^44220004004 is an apocalyptic number.

44220004004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44220004004 is a deficient number, since it is larger than the sum of its proper divisors (40200003724).

44220004004 is a wasteful number, since it uses less digits than its factorization.

44220004004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005000106 (or 1005000104 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 44220004004 its reverse (40040002244), we get a palindrome (84260006248).

The spelling of 44220004004 in words is "forty-four billion, two hundred twenty million, four thousand, four".