16542336105 has 128 divisors (see below), whose sum is σ = 30888345600. Its totient is φ = 8392108032.

The previous prime is 16542336103. The next prime is 16542336127. The reversal of 16542336105 is 50163324561.

16542336105 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 2 + 33 + 610 + 5 = 666.

It is not a de Polignac number, because 16542336105 - 2¹ = 16542336103 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16542336105.

It is not an unprimeable number, because it can be changed into a prime (16542336103) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56458339 + ... + 56458631.

It is an arithmetic number, because the mean of its divisors is an integer number (241315200).

Almost surely, 2^16542336105 is an apocalyptic number.

16542336105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16542336105 is a deficient number, since it is larger than the sum of its proper divisors (14346009495).

16542336105 is a wasteful number, since it uses less digits than its factorization.

16542336105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 16542336105 in words is "sixteen billion, five hundred forty-two million, three hundred thirty-six thousand, one hundred five".