8400440440884 has 48 divisors (see below), whose sum is σ = 20664104565888. Its totient is φ = 2650788907008.

The previous prime is 8400440440871. The next prime is 8400440440901. The reversal of 8400440440884 is 4880440440048.

It is a congruent number.

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, 156861777 + ... + 156915320.

It is an arithmetic number, because the mean of its divisors is an integer number (430502178456).

Almost surely, 2^{8400440440884} is an apocalyptic number.

It is an amenable number.

8400440440884 is an abundant number, since it is smaller than the sum of its proper divisors (12263664125004).

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

8400440440884 is a wasteful number, since it uses less digits than its factorization.

8400440440884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313777224 (or 313777222 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 48.

The spelling of 8400440440884 in words is "eight trillion, four hundred billion, four hundred forty million, four hundred forty thousand, eight hundred eighty-four".