16372759855 has 4 divisors (see below), whose sum is σ = 19647311832. Its totient is φ = 13098207880.

The previous prime is 16372759847. The next prime is 16372759877. The reversal of 16372759855 is 55895727361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55895727361 = 221797 ⋅252013.

It is not a de Polignac number, because 16372759855 - 2³ = 16372759847 is a prime.

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 16372759855.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1637275981 + ... + 1637275990.

It is an arithmetic number, because the mean of its divisors is an integer number (4911827958).

Almost surely, 2^16372759855 is an apocalyptic number.

16372759855 is a deficient number, since it is larger than the sum of its proper divisors (3274551977).

16372759855 is an equidigital number, since it uses as much as digits as its factorization.

16372759855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3274551976.

The product of its digits is 15876000, while the sum is 58.

The spelling of 16372759855 in words is "sixteen billion, three hundred seventy-two million, seven hundred fifty-nine thousand, eight hundred fifty-five".