6436530045 has 24 divisors (see below), whose sum is σ = 12170894112. Its totient is φ = 3120741600.

The previous prime is 6436530029. The next prime is 6436530047. The reversal of 6436530045 is 5400356346.

6436530045 is a `hidden beast` number, since 643 + 6 + 5 + 3 + 0 + 0 + 4 + 5 = 666.

It is not a de Polignac number, because 6436530045 - 2⁴ = 6436530029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6436529991 and 6436530009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6436530047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6501051 + ... + 6502040.

It is an arithmetic number, because the mean of its divisors is an integer number (507120588).

Almost surely, 2^6436530045 is an apocalyptic number.

It is an amenable number.

6436530045 is a deficient number, since it is larger than the sum of its proper divisors (5734364067).

6436530045 is a wasteful number, since it uses less digits than its factorization.

6436530045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13003113 (or 13003110 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 6436530045 is about 80227.9879156894. The cubic root of 6436530045 is about 1860.1612806733.

The spelling of 6436530045 in words is "six billion, four hundred thirty-six million, five hundred thirty thousand, forty-five".