16004632255 has 4 divisors (see below), whose sum is σ = 19205558712. Its totient is φ = 12803705800.

The previous prime is 16004632253. The next prime is 16004632279. The reversal of 16004632255 is 55223640061.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16004632255 - 2¹ = 16004632253 is a prime.

It is a super-2 number, since 2×16004632255² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16004632255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16004632253) 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, 1600463221 + ... + 1600463230.

It is an arithmetic number, because the mean of its divisors is an integer number (4801389678).

Almost surely, 2^16004632255 is an apocalyptic number.

16004632255 is a deficient number, since it is larger than the sum of its proper divisors (3200926457).

16004632255 is an equidigital number, since it uses as much as digits as its factorization.

16004632255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200926456.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 16004632255 in words is "sixteen billion, four million, six hundred thirty-two thousand, two hundred fifty-five".