441642732740 has 72 divisors (see below), whose sum is σ = 1031710962240. Its totient is φ = 158662377280.

The previous prime is 441642732737. The next prime is 441642732749. The reversal of 441642732740 is 47237246144.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 441642732691 and 441642732700.

It is not an unprimeable number, because it can be changed into a prime (441642732749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 898520 + ... + 1300239.

It is an arithmetic number, because the mean of its divisors is an integer number (14329318920).

Almost surely, 2^441642732740 is an apocalyptic number.

It is an amenable number.

441642732740 is an abundant number, since it is smaller than the sum of its proper divisors (590068229500).

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

441642732740 is a wasteful number, since it uses less digits than its factorization.

441642732740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198873 (or 2198860 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 44.

Adding to 441642732740 its reverse (47237246144), we get a palindrome (488879978884).

The spelling of 441642732740 in words is "four hundred forty-one billion, six hundred forty-two million, seven hundred thirty-two thousand, seven hundred forty".