16670725343 has 4 divisors (see below), whose sum is σ = 17548131960. Its totient is φ = 15793318728.

The previous prime is 16670725333. The next prime is 16670725349. The reversal of 16670725343 is 34352707661.

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

It is a cyclic number.

It is not a de Polignac number, because 16670725343 - 2⁴ = 16670725327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16670725294 and 16670725303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16670725349) 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, 438703280 + ... + 438703317.

It is an arithmetic number, because the mean of its divisors is an integer number (4387032990).

Almost surely, 2^16670725343 is an apocalyptic number.

16670725343 is a deficient number, since it is larger than the sum of its proper divisors (877406617).

16670725343 is an equidigital number, since it uses as much as digits as its factorization.

16670725343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877406616.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 16670725343 in words is "sixteen billion, six hundred seventy million, seven hundred twenty-five thousand, three hundred forty-three".