6160121856 has 228 divisors, whose sum is σ = 20392667152. Its totient is φ = 1755316224.

The previous prime is 6160121753. The next prime is 6160121857. The reversal of 6160121856 is 6581210616.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 6160121856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6160121857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16514886 + ... + 16515258.

Almost surely, 2^6160121856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6160121856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10196333576).

6160121856 is an abundant number, since it is smaller than the sum of its proper divisors (14232545296).

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

6160121856 is an frugal number, since it uses more digits than its factorization.

6160121856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 385 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 6160121856 is about 78486.4437721572. The cubic root of 6160121856 is about 1833.1433783430.

The spelling of 6160121856 in words is "six billion, one hundred sixty million, one hundred twenty-one thousand, eight hundred fifty-six".