84106070015 has 16 divisors (see below), whose sum is σ = 110332385280. Its totient is φ = 61040332320.

The previous prime is 84106070003. The next prime is 84106070021. The reversal of 84106070015 is 51007060148.

It is a happy number.

It is not a de Polignac number, because 84106070015 - 2²⁰ = 84105021439 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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569899 + ... + 1622588.

It is an arithmetic number, because the mean of its divisors is an integer number (6895774080).

Almost surely, 2^84106070015 is an apocalyptic number.

84106070015 is a deficient number, since it is larger than the sum of its proper divisors (26226315265).

84106070015 is a wasteful number, since it uses less digits than its factorization.

84106070015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192982.

The product of its (nonzero) digits is 6720, while the sum is 32.

The spelling of 84106070015 in words is "eighty-four billion, one hundred six million, seventy thousand, fifteen".