16204641607886 has 4 divisors (see below), whose sum is σ = 24306962411832. Its totient is φ = 8102320803942.

The previous prime is 16204641607883. The next prime is 16204641607943. The reversal of 16204641607886 is 68870614640261.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16204641607883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4051160401970 + ... + 4051160401973.

It is an arithmetic number, because the mean of its divisors is an integer number (6076740602958).

Almost surely, 2^{16204641607886} is an apocalyptic number.

16204641607886 is a deficient number, since it is larger than the sum of its proper divisors (8102320803946).

16204641607886 is an equidigital number, since it uses as much as digits as its factorization.

16204641607886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8102320803945.

The product of its (nonzero) digits is 18579456, while the sum is 59.

The spelling of 16204641607886 in words is "sixteen trillion, two hundred four billion, six hundred forty-one million, six hundred seven thousand, eight hundred eighty-six".