10441621505644 has 48 divisors (see below), whose sum is σ = 21389628750336. Its totient is φ = 4366671321600.

The previous prime is 10441621505641. The next prime is 10441621505663. The reversal of 10441621505644 is 44650512614401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 10441621505644.

It is not an unprimeable number, because it can be changed into a prime (10441621505641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2964517 + ... + 5447164.

It is an arithmetic number, because the mean of its divisors is an integer number (445617265632).

Almost surely, 2^{10441621505644} is an apocalyptic number.

10441621505644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10441621505644 is an abundant number, since it is smaller than the sum of its proper divisors (10948007244692).

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

10441621505644 is a wasteful number, since it uses less digits than its factorization.

10441621505644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8412766 (or 8412764 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 10441621505644 in words is "ten trillion, four hundred forty-one billion, six hundred twenty-one million, five hundred five thousand, six hundred forty-four".