1616723160 has 256 divisors, whose sum is σ = 5461585920. Its totient is φ = 380160000.

The previous prime is 1616723131. The next prime is 1616723197. The reversal of 1616723160 is 613276161.

It is a super-2 number, since 2×1616723160² = 5227587552160771200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4884195 + ... + 4884525.

It is an arithmetic number, because the mean of its divisors is an integer number (21334320).

Almost surely, 2^1616723160 is an apocalyptic number.

1616723160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1616723160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2730792960).

1616723160 is an abundant number, since it is smaller than the sum of its proper divisors (3844862760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1616723160 is a wasteful number, since it uses less digits than its factorization.

1616723160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 1616723160 is about 40208.4961171144. The cubic root of 1616723160 is about 1173.6678816025.

The spelling of 1616723160 in words is "one billion, six hundred sixteen million, seven hundred twenty-three thousand, one hundred sixty".