16847825855 has 32 divisors (see below), whose sum is σ = 23449678848. Its totient is φ = 11381126400.

The previous prime is 16847825851. The next prime is 16847825861. The reversal of 16847825855 is 55852874861.

It is not a de Polignac number, because 16847825855 - 2² = 16847825851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16847825794 and 16847825803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16847825851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2477510 + ... + 2484300.

It is an arithmetic number, because the mean of its divisors is an integer number (732802464).

Almost surely, 2^16847825855 is an apocalyptic number.

16847825855 is a deficient number, since it is larger than the sum of its proper divisors (6601852993).

16847825855 is an equidigital number, since it uses as much as digits as its factorization.

16847825855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7847.

The product of its digits is 21504000, while the sum is 59.

The spelling of 16847825855 in words is "sixteen billion, eight hundred forty-seven million, eight hundred twenty-five thousand, eight hundred fifty-five".