4400163121604 has 24 divisors (see below), whose sum is σ = 8105721708000. Its totient is φ = 2084247149760.

The previous prime is 4400163121589. The next prime is 4400163121637. The reversal of 4400163121604 is 4061213610044.

It is a super-2 number, since 2×4400163121604² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3554939 + ... + 4630109.

It is an arithmetic number, because the mean of its divisors is an integer number (337738404500).

Almost surely, 2^{4400163121604} is an apocalyptic number.

It is an amenable number.

4400163121604 is a deficient number, since it is larger than the sum of its proper divisors (3705558586396).

4400163121604 is a wasteful number, since it uses less digits than its factorization.

4400163121604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129043 (or 1129041 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 4400163121604 its reverse (4061213610044), we get a palindrome (8461376731648).

The spelling of 4400163121604 in words is "four trillion, four hundred billion, one hundred sixty-three million, one hundred twenty-one thousand, six hundred four".