16672033350517 has 4 divisors (see below), whose sum is σ = 16675516128096. Its totient is φ = 16668550572940.

The previous prime is 16672033350437. The next prime is 16672033350607. The reversal of 16672033350517 is 71505333027661.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16672033350517 - 2⁴³ = 7875940328309 is a prime.

It is a super-2 number, since 2×16672033350517² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16672033351517) 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, 1741381609 + ... + 1741391182.

It is an arithmetic number, because the mean of its divisors is an integer number (4168879032024).

Almost surely, 2^{16672033350517} is an apocalyptic number.

It is an amenable number.

16672033350517 is a deficient number, since it is larger than the sum of its proper divisors (3482777579).

16672033350517 is an equidigital number, since it uses as much as digits as its factorization.

16672033350517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482777578.

The product of its (nonzero) digits is 2381400, while the sum is 49.

The spelling of 16672033350517 in words is "sixteen trillion, six hundred seventy-two billion, thirty-three million, three hundred fifty thousand, five hundred seventeen".