16225285067851 has 16 divisors (see below), whose sum is σ = 17228380453920. Its totient is φ = 15227658201600.

The previous prime is 16225285067843. The next prime is 16225285067879. The reversal of 16225285067851 is 15876058252261.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16225285067851 - 2³ = 16225285067843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16225285067891) 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 15 ways as a sum of consecutive naturals, for example, 7551301 + ... + 9459001.

It is an arithmetic number, because the mean of its divisors is an integer number (1076773778370).

Almost surely, 2^{16225285067851} is an apocalyptic number.

16225285067851 is a deficient number, since it is larger than the sum of its proper divisors (1003095386069).

16225285067851 is a wasteful number, since it uses less digits than its factorization.

16225285067851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909134.

The product of its (nonzero) digits is 16128000, while the sum is 58.

The spelling of 16225285067851 in words is "sixteen trillion, two hundred twenty-five billion, two hundred eighty-five million, sixty-seven thousand, eight hundred fifty-one".