5255821061 has 16 divisors (see below), whose sum is σ = 5578035840. Its totient is φ = 4944569280.

The previous prime is 5255821049. The next prime is 5255821069. The reversal of 5255821061 is 1601285525.

5255821061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5255821061 - 2²⁶ = 5188712197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255821069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175400 + ... + 203166.

It is an arithmetic number, because the mean of its divisors is an integer number (348627240).

Almost surely, 2^5255821061 is an apocalyptic number.

It is an amenable number.

5255821061 is a deficient number, since it is larger than the sum of its proper divisors (322214779).

5255821061 is a wasteful number, since it uses less digits than its factorization.

5255821061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27964.

The product of its (nonzero) digits is 24000, while the sum is 35.

The square root of 5255821061 is about 72497.0417396462. The cubic root of 5255821061 is about 1738.6554395662.

The spelling of 5255821061 in words is "five billion, two hundred fifty-five million, eight hundred twenty-one thousand, sixty-one".