8400444844808 has 32 divisors (see below), whose sum is σ = 16565697711360. Its totient is φ = 3988038325440.

The previous prime is 8400444844793. The next prime is 8400444844819. The reversal of 8400444844808 is 8084484440048.

It is a super-2 number, since 2×8400444844808² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319541210 + ... + 319567497.

It is an arithmetic number, because the mean of its divisors is an integer number (517678053480).

Almost surely, 2^{8400444844808} is an apocalyptic number.

It is an amenable number.

8400444844808 is a deficient number, since it is larger than the sum of its proper divisors (8165252866552).

8400444844808 is a wasteful number, since it uses less digits than its factorization.

8400444844808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639108797 (or 639108793 counting only the distinct ones).

The product of its (nonzero) digits is 16777216, while the sum is 56.

The spelling of 8400444844808 in words is "eight trillion, four hundred billion, four hundred forty-four million, eight hundred forty-four thousand, eight hundred eight".