16486068461 has 4 divisors (see below), whose sum is σ = 17455837212. Its totient is φ = 15516299712.

The previous prime is 16486068457. The next prime is 16486068479.

16486068461 is nontrivially palindromic in base 10.

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 7292135236 + 9193933225 = 85394^2 + 95885^2 .

It is a cyclic number.

It is not a de Polignac number, because 16486068461 - 2² = 16486068457 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 (16486068421) 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, 484884350 + ... + 484884383.

It is an arithmetic number, because the mean of its divisors is an integer number (4363959303).

Almost surely, 2^16486068461 is an apocalyptic number.

It is an amenable number.

16486068461 is a deficient number, since it is larger than the sum of its proper divisors (969768751).

16486068461 is an equidigital number, since it uses as much as digits as its factorization.

16486068461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969768750.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 16486068461 in words is "sixteen billion, four hundred eighty-six million, sixty-eight thousand, four hundred sixty-one".