6550241513 has 4 divisors (see below), whose sum is σ = 6776111940. Its totient is φ = 6324371088.

The previous prime is 6550241483. The next prime is 6550241561. The reversal of 6550241513 is 3151420556.

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 4870225369 + 1680016144 = 69787^2 + 40988^2 .

It is a cyclic number.

It is not a de Polignac number, because 6550241513 - 2⁶ = 6550241449 is a prime.

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 6550241513.

It is not an unprimeable number, because it can be changed into a prime (6550241563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112935170 + ... + 112935227.

It is an arithmetic number, because the mean of its divisors is an integer number (1694027985).

Almost surely, 2^6550241513 is an apocalyptic number.

It is an amenable number.

6550241513 is a deficient number, since it is larger than the sum of its proper divisors (225870427).

6550241513 is a wasteful number, since it uses less digits than its factorization.

6550241513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225870426.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 6550241513 is about 80933.5623397364. The cubic root of 6550241513 is about 1871.0516274057.

The spelling of 6550241513 in words is "six billion, five hundred fifty million, two hundred forty-one thousand, five hundred thirteen".