536561206625 has 8 divisors (see below), whose sum is σ = 669628386024. Its totient is φ = 429248965200.

The previous prime is 536561206579. The next prime is 536561206627. The reversal of 536561206625 is 526602165635.

It can be written as a sum of positive squares in 4 ways, for example, as 11249359969 + 525311846656 = 106063^2 + 724784^2 .

It is not a de Polignac number, because 536561206625 - 2¹⁶ = 536561141089 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 536561206625.

It is not an unprimeable number, because it can be changed into a prime (536561206627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2146244702 + ... + 2146244951.

It is an arithmetic number, because the mean of its divisors is an integer number (83703548253).

Almost surely, 2^536561206625 is an apocalyptic number.

It is an amenable number.

536561206625 is a deficient number, since it is larger than the sum of its proper divisors (133067179399).

536561206625 is an equidigital number, since it uses as much as digits as its factorization.

536561206625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4292489668 (or 4292489658 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 536561206625 in words is "five hundred thirty-six billion, five hundred sixty-one million, two hundred six thousand, six hundred twenty-five".