84512645265 has 16 divisors (see below), whose sum is σ = 138364890048. Its totient is φ = 44025191616.

The previous prime is 84512645233. The next prime is 84512645267. The reversal of 84512645265 is 56254621548.

It is not a de Polignac number, because 84512645265 - 2⁵ = 84512645233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84512645267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65513034 + ... + 65514323.

It is an arithmetic number, because the mean of its divisors is an integer number (8647805628).

Almost surely, 2^84512645265 is an apocalyptic number.

It is an amenable number.

84512645265 is a deficient number, since it is larger than the sum of its proper divisors (53852244783).

84512645265 is a wasteful number, since it uses less digits than its factorization.

84512645265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131027408.

The product of its digits is 2304000, while the sum is 48.

The spelling of 84512645265 in words is "eighty-four billion, five hundred twelve million, six hundred forty-five thousand, two hundred sixty-five".