10441621505653 has 6 divisors (see below), whose sum is σ = 11306607902754. Its totient is φ = 9638419851216.

The previous prime is 10441621505641. The next prime is 10441621505663. The reversal of 10441621505653 is 35650512614401.

It can be written as a sum of positive squares in 3 ways, for example, as 479309751684 + 9962311753969 = 692322^2 + 3156313^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10441621505653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10441621505663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30892371150 + ... + 30892371487.

It is an arithmetic number, because the mean of its divisors is an integer number (1884434650459).

Almost surely, 2^{10441621505653} is an apocalyptic number.

10441621505653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10441621505653 is a deficient number, since it is larger than the sum of its proper divisors (864986397101).

10441621505653 is an equidigital number, since it uses as much as digits as its factorization.

10441621505653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61784742663 (or 61784742650 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 10441621505653 in words is "ten trillion, four hundred forty-one billion, six hundred twenty-one million, five hundred five thousand, six hundred fifty-three".