16725651123 has 8 divisors (see below), whose sum is σ = 23020251136. Its totient is φ = 10790742600.

The previous prime is 16725651109. The next prime is 16725651181. The reversal of 16725651123 is 32115652761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16725651123 - 2⁹ = 16725650611 is a prime.

It is a super-2 number, since 2×16725651123² (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 (16725651323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89922763 + ... + 89922948.

It is an arithmetic number, because the mean of its divisors is an integer number (2877531392).

Almost surely, 2^16725651123 is an apocalyptic number.

16725651123 is a deficient number, since it is larger than the sum of its proper divisors (6294600013).

16725651123 is a wasteful number, since it uses less digits than its factorization.

16725651123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179845745.

The product of its digits is 75600, while the sum is 39.

The spelling of 16725651123 in words is "sixteen billion, seven hundred twenty-five million, six hundred fifty-one thousand, one hundred twenty-three".