16700165370433 has 4 divisors (see below), whose sum is σ = 17682528039300. Its totient is φ = 15717802701568.

The previous prime is 16700165370359. The next prime is 16700165370461. The reversal of 16700165370433 is 33407356100761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12762413292304 + 3937752078129 = 3572452^2 + 1984377^2 .

It is not a de Polignac number, because 16700165370433 - 2¹³ = 16700165362241 is a prime.

It is a super-2 number, since 2×16700165370433² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16700165371433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491181334408 + ... + 491181334441.

It is an arithmetic number, because the mean of its divisors is an integer number (4420632009825).

Almost surely, 2^{16700165370433} is an apocalyptic number.

It is an amenable number.

16700165370433 is a deficient number, since it is larger than the sum of its proper divisors (982362668867).

16700165370433 is an equidigital number, since it uses as much as digits as its factorization.

16700165370433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982362668866.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 16700165370433 in words is "sixteen trillion, seven hundred billion, one hundred sixty-five million, three hundred seventy thousand, four hundred thirty-three".