1616123312 has 10 divisors (see below), whose sum is σ = 3131238948. Its totient is φ = 808061648.

The previous prime is 1616123297. The next prime is 1616123323. The reversal of 1616123312 is 2133216161.

It is a super-2 number, since 2×1616123312² = 5223709119179698688, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50503838 + ... + 50503869.

Almost surely, 2^1616123312 is an apocalyptic number.

It is an amenable number.

1616123312 is a deficient number, since it is larger than the sum of its proper divisors (1515115636).

1616123312 is a wasteful number, since it uses less digits than its factorization.

1616123312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101007715 (or 101007709 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 1616123312 is about 40201.0362055507. The cubic root of 1616123312 is about 1173.5227094755.

Adding to 1616123312 its reverse (2133216161), we get a palindrome (3749339473).

The spelling of 1616123312 in words is "one billion, six hundred sixteen million, one hundred twenty-three thousand, three hundred twelve".