2255499936 has 72 divisors (see below), whose sum is σ = 6436209780. Its totient is φ = 749239296.

The previous prime is 2255499931. The next prime is 2255499989. The reversal of 2255499936 is 6399945522.

It is a happy number.

2255499936 is a `hidden beast` number, since 2 + 2 + 5 + 549 + 9 + 93 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1998090000 + 257409936 = 44700^2 + 16044^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×2255499936² = 10174559922592008192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2255499931) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 71020 + ... + 97748.

Almost surely, 2^2255499936 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 2255499936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3218104890).

2255499936 is an abundant number, since it is smaller than the sum of its proper divisors (4180709844).

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

2255499936 is a wasteful number, since it uses less digits than its factorization.

2255499936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27038 (or 27027 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 54.

The square root of 2255499936 is about 47492.1039331803. The cubic root of 2255499936 is about 1311.4375253514.

The spelling of 2255499936 in words is "two billion, two hundred fifty-five million, four hundred ninety-nine thousand, nine hundred thirty-six".