6561052635 has 16 divisors (see below), whose sum is σ = 10500456960. Its totient is φ = 3498303840.

The previous prime is 6561052627. The next prime is 6561052637. The reversal of 6561052635 is 5362501656.

It is not a de Polignac number, because 6561052635 - 2³ = 6561052627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6561052593 and 6561052602.

It is not an unprimeable number, because it can be changed into a prime (6561052637) 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 15 ways as a sum of consecutive naturals, for example, 2980 + ... + 114590.

It is an arithmetic number, because the mean of its divisors is an integer number (656278560).

Almost surely, 2^6561052635 is an apocalyptic number.

6561052635 is a deficient number, since it is larger than the sum of its proper divisors (3939404325).

6561052635 is a wasteful number, since it uses less digits than its factorization.

6561052635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115538.

The product of its (nonzero) digits is 162000, while the sum is 39.

The square root of 6561052635 is about 81000.3249067558. The cubic root of 6561052635 is about 1872.0804469159.

The spelling of 6561052635 in words is "six billion, five hundred sixty-one million, fifty-two thousand, six hundred thirty-five".