16427966545 has 32 divisors (see below), whose sum is σ = 21313393920. Its totient is φ = 12118444800.

The previous prime is 16427966483. The next prime is 16427966579. The reversal of 16427966545 is 54566972461.

16427966545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16427966545 - 2¹⁵ = 16427933777 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2334322 + ... + 2341348.

It is an arithmetic number, because the mean of its divisors is an integer number (666043560).

Almost surely, 2^16427966545 is an apocalyptic number.

It is an amenable number.

16427966545 is a deficient number, since it is larger than the sum of its proper divisors (4885427375).

16427966545 is a wasteful number, since it uses less digits than its factorization.

16427966545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7785.

The product of its digits is 10886400, while the sum is 55.

The spelling of 16427966545 in words is "sixteen billion, four hundred twenty-seven million, nine hundred sixty-six thousand, five hundred forty-five".