16264144055 has 4 divisors (see below), whose sum is σ = 19516972872. Its totient is φ = 13011315240.

The previous prime is 16264144051. The next prime is 16264144139. The reversal of 16264144055 is 55044146261.

It is a happy number.

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

It is not a de Polignac number, because 16264144055 - 2² = 16264144051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16264144051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1626414401 + ... + 1626414410.

It is an arithmetic number, because the mean of its divisors is an integer number (4879243218).

Almost surely, 2^16264144055 is an apocalyptic number.

16264144055 is a deficient number, since it is larger than the sum of its proper divisors (3252828817).

16264144055 is an equidigital number, since it uses as much as digits as its factorization.

16264144055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252828816.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 16264144055 in words is "sixteen billion, two hundred sixty-four million, one hundred forty-four thousand, fifty-five".