16611125323 has 16 divisors (see below), whose sum is σ = 19262244960. Its totient is φ = 14186774016.

The previous prime is 16611125309. The next prime is 16611125341. The reversal of 16611125323 is 32352111661.

It is a cyclic number.

It is not a de Polignac number, because 16611125323 - 2³³ = 8021190731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16611125123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 623940 + ... + 650017.

It is an arithmetic number, because the mean of its divisors is an integer number (1203890310).

Almost surely, 2^16611125323 is an apocalyptic number.

16611125323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16611125323 is a deficient number, since it is larger than the sum of its proper divisors (2651119637).

16611125323 is a wasteful number, since it uses less digits than its factorization.

16611125323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274046.

The product of its digits is 6480, while the sum is 31.

Adding to 16611125323 its reverse (32352111661), we get a palindrome (48963236984).

The spelling of 16611125323 in words is "sixteen billion, six hundred eleven million, one hundred twenty-five thousand, three hundred twenty-three".