16725014243 has 4 divisors (see below), whose sum is σ = 19114302000. Its totient is φ = 14335726488.

The previous prime is 16725014227. The next prime is 16725014297. The reversal of 16725014243 is 34241052761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34241052761 = 125821 ⋅272141.

It is a cyclic number.

It is not a de Polignac number, because 16725014243 - 2⁴ = 16725014227 is a prime.

It is a super-2 number, since 2×16725014243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16725014143) 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, 1194643868 + ... + 1194643881.

It is an arithmetic number, because the mean of its divisors is an integer number (4778575500).

Almost surely, 2^16725014243 is an apocalyptic number.

16725014243 is a deficient number, since it is larger than the sum of its proper divisors (2389287757).

16725014243 is an equidigital number, since it uses as much as digits as its factorization.

16725014243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389287756.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 16725014243 in words is "sixteen billion, seven hundred twenty-five million, fourteen thousand, two hundred forty-three".