16281606841 has 4 divisors (see below), whose sum is σ = 16287642000. Its totient is φ = 16275571684.

The previous prime is 16281606839. The next prime is 16281606871. The reversal of 16281606841 is 14860618261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16281606841 - 2¹ = 16281606839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16281606871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3013531 + ... + 3018928.

It is an arithmetic number, because the mean of its divisors is an integer number (4071910500).

Almost surely, 2^16281606841 is an apocalyptic number.

It is an amenable number.

16281606841 is a deficient number, since it is larger than the sum of its proper divisors (6035159).

16281606841 is an equidigital number, since it uses as much as digits as its factorization.

16281606841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035158.

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 16281606841 in words is "sixteen billion, two hundred eighty-one million, six hundred six thousand, eight hundred forty-one".