84645612115 has 16 divisors (see below), whose sum is σ = 107572992768. Its totient is φ = 63805538016.

The previous prime is 84645612059. The next prime is 84645612133. The reversal of 84645612115 is 51121654648.

It is a cyclic number.

It is not a de Polignac number, because 84645612115 - 2⁷ = 84645611987 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5485197 + ... + 5500606.

It is an arithmetic number, because the mean of its divisors is an integer number (6723312048).

Almost surely, 2^84645612115 is an apocalyptic number.

84645612115 is a deficient number, since it is larger than the sum of its proper divisors (22927380653).

84645612115 is a wasteful number, since it uses less digits than its factorization.

84645612115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10985898.

The product of its digits is 230400, while the sum is 43.

The spelling of 84645612115 in words is "eighty-four billion, six hundred forty-five million, six hundred twelve thousand, one hundred fifteen".