441487784144 has 40 divisors (see below), whose sum is σ = 963246086400. Its totient is φ = 194202835200.

The previous prime is 441487784137. The next prime is 441487784191.

441487784144 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×441487784144² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 441487784144.

It is a congruent number.

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, 40453469 + ... + 40464380.

It is an arithmetic number, because the mean of its divisors is an integer number (24081152160).

Almost surely, 2^441487784144 is an apocalyptic number.

441487784144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

441487784144 is an abundant number, since it is smaller than the sum of its proper divisors (521758302256).

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

441487784144 is a wasteful number, since it uses less digits than its factorization.

441487784144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80917899 (or 80917893 counting only the distinct ones).

The product of its digits is 12845056, while the sum is 56.

The spelling of 441487784144 in words is "four hundred forty-one billion, four hundred eighty-seven million, seven hundred eighty-four thousand, one hundred forty-four".