16485071889 has 16 divisors (see below), whose sum is σ = 25822770624. Its totient is φ = 9222417600.

The previous prime is 16485071879. The next prime is 16485071891. The reversal of 16485071889 is 98817058461.

16485071889 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 16485071889 - 2⁵ = 16485071857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16485071839) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19212942 + ... + 19213799.

It is an arithmetic number, because the mean of its divisors is an integer number (1613923164).

Almost surely, 2^16485071889 is an apocalyptic number.

It is an amenable number.

16485071889 is a deficient number, since it is larger than the sum of its proper divisors (9337698735).

16485071889 is a wasteful number, since it uses less digits than its factorization.

16485071889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38426768.

The product of its (nonzero) digits is 3870720, while the sum is 57.

The spelling of 16485071889 in words is "sixteen billion, four hundred eighty-five million, seventy-one thousand, eight hundred eighty-nine".