1616332317 has 8 divisors (see below), whose sum is σ = 2191637280. Its totient is φ = 1059291120.

The previous prime is 1616332301. The next prime is 1616332339. The reversal of 1616332317 is 7132336161.

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

It is not a de Polignac number, because 1616332317 - 2⁴ = 1616332301 is a prime.

It is a super-2 number, since 2×1616332317² = 5225060317957176978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616332517) 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, 4565734 + ... + 4566087.

It is an arithmetic number, because the mean of its divisors is an integer number (273954660).

Almost surely, 2^1616332317 is an apocalyptic number.

It is an amenable number.

1616332317 is a deficient number, since it is larger than the sum of its proper divisors (575304963).

1616332317 is an equidigital number, since it uses as much as digits as its factorization.

1616332317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9131883.

The product of its digits is 13608, while the sum is 33.

The square root of 1616332317 is about 40203.6356191825. The cubic root of 1616332317 is about 1173.5732958673.

Adding to 1616332317 its reverse (7132336161), we get a palindrome (8748668478).

The spelling of 1616332317 in words is "one billion, six hundred sixteen million, three hundred thirty-two thousand, three hundred seventeen".