16080005465 has 8 divisors (see below), whose sum is σ = 19296783240. Its totient is φ = 12863486592.

The previous prime is 16080005453. The next prime is 16080005471. The reversal of 16080005465 is 56450008061.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2721500224 + 13358505241 = 52168^2 + 115579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16080005465 - 2⁶ = 16080005401 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119687 + ... + 215603.

It is an arithmetic number, because the mean of its divisors is an integer number (2412097905).

Almost surely, 2^16080005465 is an apocalyptic number.

It is an amenable number.

16080005465 is a deficient number, since it is larger than the sum of its proper divisors (3216777775).

16080005465 is an equidigital number, since it uses as much as digits as its factorization.

16080005465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129451.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 16080005465 in words is "sixteen billion, eighty million, five thousand, four hundred sixty-five".