84565622125 has 64 divisors (see below), whose sum is σ = 109401177600. Its totient is φ = 65224051200.

The previous prime is 84565622107. The next prime is 84565622149. The reversal of 84565622125 is 52122656548.

It is not a de Polignac number, because 84565622125 - 2¹¹ = 84565620077 is a prime.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 185044897 + ... + 185045353.

It is an arithmetic number, because the mean of its divisors is an integer number (1709393400).

Almost surely, 2^84565622125 is an apocalyptic number.

It is an amenable number.

84565622125 is a deficient number, since it is larger than the sum of its proper divisors (24835555475).

84565622125 is a wasteful number, since it uses less digits than its factorization.

84565622125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 877 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 46.

The spelling of 84565622125 in words is "eighty-four billion, five hundred sixty-five million, six hundred twenty-two thousand, one hundred twenty-five".