6652571830563 has 64 divisors (see below), whose sum is σ = 9530567557632. Its totient is φ = 4113032202240.

The previous prime is 6652571830549. The next prime is 6652571830573. The reversal of 6652571830563 is 3650381752566.

It is a happy number.

It is a Cunningham number, because it is equal to 2579258²-1.

It is not a de Polignac number, because 6652571830563 - 2¹⁶ = 6652571765027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6652571830573) 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 63 ways as a sum of consecutive naturals, for example, 1013644720 + ... + 1013651282.

It is an arithmetic number, because the mean of its divisors is an integer number (148915118088).

Almost surely, 2^{6652571830563} is an apocalyptic number.

6652571830563 is a deficient number, since it is larger than the sum of its proper divisors (2877995727069).

6652571830563 is a wasteful number, since it uses less digits than its factorization.

6652571830563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7764.

The product of its (nonzero) digits is 27216000, while the sum is 57.

The spelling of 6652571830563 in words is "six trillion, six hundred fifty-two billion, five hundred seventy-one million, eight hundred thirty thousand, five hundred sixty-three".