16323632361 has 12 divisors (see below), whose sum is σ = 24215839492. Its totient is φ = 10588301856.

The previous prime is 16323632333. The next prime is 16323632371.

16323632361 is a `hidden beast` number, since 1 + 6 + 323 + 6 + 323 + 6 + 1 = 666.

16323632361 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 8277542361 + 8046090000 = 90981^2 + 89700^2 .

It is not a de Polignac number, because 16323632361 - 2⁵ = 16323632329 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16323632321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24509626 + ... + 24510291.

Almost surely, 2^16323632361 is an apocalyptic number.

It is an amenable number.

16323632361 is a deficient number, since it is larger than the sum of its proper divisors (7892207131).

16323632361 is a wasteful number, since it uses less digits than its factorization.

16323632361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49019960 (or 49019957 counting only the distinct ones).

The product of its digits is 69984, while the sum is 36.

The spelling of 16323632361 in words is "sixteen billion, three hundred twenty-three million, six hundred thirty-two thousand, three hundred sixty-one".