5645012506 has 16 divisors (see below), whose sum is σ = 9821601216. Its totient is φ = 2383181856.

The previous prime is 5645012497. The next prime is 5645012507. The reversal of 5645012506 is 6052105465.

It is not an unprimeable number, because it can be changed into a prime (5645012507) 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 7 ways as a sum of consecutive naturals, for example, 3008131 + ... + 3010006.

It is an arithmetic number, because the mean of its divisors is an integer number (613850076).

Almost surely, 2^5645012506 is an apocalyptic number.

5645012506 is a deficient number, since it is larger than the sum of its proper divisors (4176588710).

5645012506 is a wasteful number, since it uses less digits than its factorization.

5645012506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6018213.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 5645012506 is about 75133.2982505094. The cubic root of 5645012506 is about 1780.5532625573.

The spelling of 5645012506 in words is "five billion, six hundred forty-five million, twelve thousand, five hundred six".