84002222005 has 32 divisors (see below), whose sum is σ = 114419057760. Its totient is φ = 58763228160.

The previous prime is 84002221997. The next prime is 84002222023. The reversal of 84002222005 is 50022220048.

It can be written as a sum of positive squares in 16 ways, for example, as 23325231076 + 60676990929 = 152726^2 + 246327^2 .

It is not a de Polignac number, because 84002222005 - 2³ = 84002221997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 320506 + ... + 520315.

It is an arithmetic number, because the mean of its divisors is an integer number (3575595555).

Almost surely, 2^84002222005 is an apocalyptic number.

It is an amenable number.

84002222005 is a deficient number, since it is larger than the sum of its proper divisors (30416835755).

84002222005 is a wasteful number, since it uses less digits than its factorization.

84002222005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840921.

The product of its (nonzero) digits is 2560, while the sum is 25.

The spelling of 84002222005 in words is "eighty-four billion, two million, two hundred twenty-two thousand, five".