16020026441 has 4 divisors (see below), whose sum is σ = 16239478932. Its totient is φ = 15800573952.

The previous prime is 16020026417. The next prime is 16020026443. The reversal of 16020026441 is 14462002061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9900250000 + 6119776441 = 99500^2 + 78229^2 .

It is a cyclic number.

It is not a de Polignac number, because 16020026441 - 2²² = 16015832137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16020026441.

It is not an unprimeable number, because it can be changed into a prime (16020026443) 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 3 ways as a sum of consecutive naturals, for example, 109726136 + ... + 109726281.

It is an arithmetic number, because the mean of its divisors is an integer number (4059869733).

Almost surely, 2^16020026441 is an apocalyptic number.

It is an amenable number.

16020026441 is a deficient number, since it is larger than the sum of its proper divisors (219452491).

16020026441 is an equidigital number, since it uses as much as digits as its factorization.

16020026441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219452490.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 16020026441 in words is "sixteen billion, twenty million, twenty-six thousand, four hundred forty-one".