16527219489 has 24 divisors (see below), whose sum is σ = 26049722400. Its totient is φ = 10013869440.

The previous prime is 16527219461. The next prime is 16527219493. The reversal of 16527219489 is 98491272561.

It is a happy number.

16527219489 is a `hidden beast` number, since 1 + 6 + 527 + 21 + 94 + 8 + 9 = 666.

16527219489 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 16527219489 - 2²⁸ = 16258784033 is a prime.

It is a super-2 number, since 2×16527219489² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16527219419) 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 23 ways as a sum of consecutive naturals, for example, 397897 + ... + 437465.

It is an arithmetic number, because the mean of its divisors is an integer number (1085405100).

Almost surely, 2^16527219489 is an apocalyptic number.

It is an amenable number.

16527219489 is a deficient number, since it is larger than the sum of its proper divisors (9522502911).

16527219489 is a wasteful number, since it uses less digits than its factorization.

16527219489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43805 (or 43802 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The spelling of 16527219489 in words is "sixteen billion, five hundred twenty-seven million, two hundred nineteen thousand, four hundred eighty-nine".