404444484416 has 28 divisors (see below), whose sum is σ = 917222313888. Its totient is φ = 173333350272.

The previous prime is 404444484383. The next prime is 404444484449. The reversal of 404444484416 is 614484444404.

It is an interprime number because it is at equal distance from previous prime (404444484383) and next prime (404444484449).

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-3 number, since 3×404444484416³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 451388486 + ... + 451389381.

Almost surely, 2^404444484416 is an apocalyptic number.

It is an amenable number.

404444484416 is an abundant number, since it is smaller than the sum of its proper divisors (512777829472).

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

404444484416 is an equidigital number, since it uses as much as digits as its factorization.

404444484416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902777886 (or 902777876 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 47.

The spelling of 404444484416 in words is "four hundred four billion, four hundred forty-four million, four hundred eighty-four thousand, four hundred sixteen".