441404252688 has 40 divisors (see below), whose sum is σ = 1303193508928. Its totient is φ = 126115500672.

The previous prime is 441404252669. The next prime is 441404252689. The reversal of 441404252688 is 886252404144.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (441404252689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656851231 + ... + 656851902.

Almost surely, 2^441404252688 is an apocalyptic number.

441404252688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

441404252688 is an abundant number, since it is smaller than the sum of its proper divisors (861789256240).

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

441404252688 is a wasteful number, since it uses less digits than its factorization.

441404252688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313703151 (or 1313703145 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 48.

The spelling of 441404252688 in words is "four hundred forty-one billion, four hundred four million, two hundred fifty-two thousand, six hundred eighty-eight".