2572695563 has 4 divisors (see below), whose sum is σ = 2580968208. Its totient is φ = 2564422920.

The previous prime is 2572695553. The next prime is 2572695571. The reversal of 2572695563 is 3655962752.

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

It is a cyclic number.

It is not a de Polignac number, because 2572695563 - 2¹² = 2572691467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2572695553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4135856 + ... + 4136477.

It is an arithmetic number, because the mean of its divisors is an integer number (645242052).

Almost surely, 2^2572695563 is an apocalyptic number.

2572695563 is a deficient number, since it is larger than the sum of its proper divisors (8272645).

2572695563 is an equidigital number, since it uses as much as digits as its factorization.

2572695563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8272644.

The product of its digits is 3402000, while the sum is 50.

The square root of 2572695563 is about 50721.7464506103. The cubic root of 2572695563 is about 1370.2383947656.

The spelling of 2572695563 in words is "two billion, five hundred seventy-two million, six hundred ninety-five thousand, five hundred sixty-three".