16004682479 has 4 divisors (see below), whose sum is σ = 16013076984. Its totient is φ = 15996287976.

The previous prime is 16004682413. The next prime is 16004682497. The reversal of 16004682479 is 97428640061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97428640061 = 43 ⋅2265782327.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16004682479 is a prime.

It is a super-2 number, since 2×16004682479² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16004622479) 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, 4194392 + ... + 4198205.

It is an arithmetic number, because the mean of its divisors is an integer number (4003269246).

Almost surely, 2^16004682479 is an apocalyptic number.

16004682479 is a deficient number, since it is larger than the sum of its proper divisors (8394505).

16004682479 is an equidigital number, since it uses as much as digits as its factorization.

16004682479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8394504.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 16004682479 in words is "sixteen billion, four million, six hundred eighty-two thousand, four hundred seventy-nine".