2116301256 has 80 divisors (see below), whose sum is σ = 5936385840. Its totient is φ = 704388960.

The previous prime is 2116301237. The next prime is 2116301293. The reversal of 2116301256 is 6521036112.

2116301256 is a `hidden beast` number, since 2 + 1 + 1 + 630 + 1 + 25 + 6 = 666.

It is a super-2 number, since 2×2116301256² = 8957462012294355072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 523515 + ... + 527541.

It is an arithmetic number, because the mean of its divisors is an integer number (74204823).

Almost surely, 2^2116301256 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 2116301256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2968192920).

2116301256 is an abundant number, since it is smaller than the sum of its proper divisors (3820084584).

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

2116301256 is a wasteful number, since it uses less digits than its factorization.

2116301256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4856 (or 4843 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2116301256 is about 46003.2744051986. The cubic root of 2116301256 is about 1283.8841278964.

Adding to 2116301256 its reverse (6521036112), we get a palindrome (8637337368).

The spelling of 2116301256 in words is "two billion, one hundred sixteen million, three hundred one thousand, two hundred fifty-six".