6572432563 has 4 divisors (see below), whose sum is σ = 6572594808. Its totient is φ = 6572270320.

The previous prime is 6572432561. The next prime is 6572432609. The reversal of 6572432563 is 3652342756.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6572432563 - 2¹ = 6572432561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6572432561) 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, 36228 + ... + 120238.

It is an arithmetic number, because the mean of its divisors is an integer number (1643148702).

Almost surely, 2^6572432563 is an apocalyptic number.

6572432563 is a deficient number, since it is larger than the sum of its proper divisors (162245).

6572432563 is an equidigital number, since it uses as much as digits as its factorization.

6572432563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162244.

The product of its digits is 907200, while the sum is 43.

The square root of 6572432563 is about 81070.5406605877. The cubic root of 6572432563 is about 1873.1621755463.

The spelling of 6572432563 in words is "six billion, five hundred seventy-two million, four hundred thirty-two thousand, five hundred sixty-three".