4265000081 has 4 divisors (see below), whose sum is σ = 4308969252. Its totient is φ = 4221030912.

The previous prime is 4265000071. The next prime is 4265000087. The reversal of 4265000081 is 1800005624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1086295681 + 3178704400 = 32959^2 + 56380^2 .

It is a cyclic number.

It is not a de Polignac number, because 4265000081 - 2¹⁸ = 4264737937 is a prime.

It is a super-2 number, since 2×4265000081² = 36380451381860013122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4265000081.

It is not an unprimeable number, because it can be changed into a prime (4265000087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21984440 + ... + 21984633.

It is an arithmetic number, because the mean of its divisors is an integer number (1077242313).

Almost surely, 2^4265000081 is an apocalyptic number.

It is an amenable number.

4265000081 is a deficient number, since it is larger than the sum of its proper divisors (43969171).

4265000081 is an equidigital number, since it uses as much as digits as its factorization.

4265000081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43969170.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 4265000081 is about 65306.9680891710. The cubic root of 4265000081 is about 1621.7093273457.

The spelling of 4265000081 in words is "four billion, two hundred sixty-five million, eighty-one", and thus it is an aban number.