616171080 has 192 divisors, whose sum is σ = 2201221440. Its totient is φ = 137507328.

The previous prime is 616171079. The next prime is 616171109. The reversal of 616171080 is 80171616.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 in 47 ways as a sum of consecutive naturals, for example, 251622 + ... + 254058.

It is an arithmetic number, because the mean of its divisors is an integer number (11464695).

Almost surely, 2^616171080 is an apocalyptic number.

616171080 is a gapful number since it is divisible by the number (60) 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 616171080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1100610720).

616171080 is an abundant number, since it is smaller than the sum of its proper divisors (1585050360).

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

616171080 is a wasteful number, since it uses less digits than its factorization.

616171080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508 (or 2497 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 616171080 is about 24822.7935575350. The cubic root of 616171080 is about 850.9429351274.

The spelling of 616171080 in words is "six hundred sixteen million, one hundred seventy-one thousand, eighty".