441838046640 has 40 divisors (see below), whose sum is σ = 1369697945328. Its totient is φ = 117823479040.

The previous prime is 441838046633. The next prime is 441838046659. The reversal of 441838046640 is 46640838144.

It is a tau number, because it is divible by the number of its divisors (40).

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

It is a self number, because there is not a number n which added to its sum of digits gives 441838046640.

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, 920495691 + ... + 920496170.

Almost surely, 2^441838046640 is an apocalyptic number.

441838046640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

441838046640 is an abundant number, since it is smaller than the sum of its proper divisors (927859898688).

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

441838046640 is a wasteful number, since it uses less digits than its factorization.

441838046640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840991877 (or 1840991871 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 48.

The spelling of 441838046640 in words is "four hundred forty-one billion, eight hundred thirty-eight million, forty-six thousand, six hundred forty".