16853337003517 has 12 divisors (see below), whose sum is σ = 19634925087036. Its totient is φ = 14423595325440.

The previous prime is 16853337003473. The next prime is 16853337003583. The reversal of 16853337003517 is 71530073335861.

It can be written as a sum of positive squares in 2 ways, for example, as 5023183632516 + 11830153371001 = 2241246^2 + 3439499^2 .

It is not a de Polignac number, because 16853337003517 - 2²⁷ = 16853202785789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16853337093517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 263326084 + ... + 263390077.

It is an arithmetic number, because the mean of its divisors is an integer number (1636243757253).

Almost surely, 2^{16853337003517} is an apocalyptic number.

It is an amenable number.

16853337003517 is a deficient number, since it is larger than the sum of its proper divisors (2781588083519).

16853337003517 is an equidigital number, since it uses as much as digits as its factorization.

16853337003517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526716828 (or 526716821 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 52.

The spelling of 16853337003517 in words is "sixteen trillion, eight hundred fifty-three billion, three hundred thirty-seven million, three thousand, five hundred seventeen".