16547862097 has 16 divisors (see below), whose sum is σ = 17899228368. Its totient is φ = 15207828480.

The previous prime is 16547862077. The next prime is 16547862127. The reversal of 16547862097 is 79026874561.

16547862097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 5553081361 + 10994780736 = 74519^2 + 104856^2 .

It is a de Polignac number, because none of the positive numbers 2^k-16547862097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16547862077) 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, 4315293 + ... + 4319125.

It is an arithmetic number, because the mean of its divisors is an integer number (1118701773).

Almost surely, 2^16547862097 is an apocalyptic number.

It is an amenable number.

16547862097 is a deficient number, since it is larger than the sum of its proper divisors (1351366271).

16547862097 is a wasteful number, since it uses less digits than its factorization.

16547862097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 16547862097 in words is "sixteen billion, five hundred forty-seven million, eight hundred sixty-two thousand, ninety-seven".