16485537853 has 8 divisors (see below), whose sum is σ = 17417237120. Its totient is φ = 15560242560.

The previous prime is 16485537851. The next prime is 16485537863. The reversal of 16485537853 is 35873558461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16485537853 - 2¹ = 16485537851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16485537794 and 16485537803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16485537851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1595700 + ... + 1605997.

It is an arithmetic number, because the mean of its divisors is an integer number (2177154640).

Almost surely, 2^16485537853 is an apocalyptic number.

It is an amenable number.

16485537853 is a deficient number, since it is larger than the sum of its proper divisors (931699267).

16485537853 is a wasteful number, since it uses less digits than its factorization.

16485537853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201987.

The product of its digits is 12096000, while the sum is 55.

The spelling of 16485537853 in words is "sixteen billion, four hundred eighty-five million, five hundred thirty-seven thousand, eight hundred fifty-three".