84420732975222 has 16 divisors (see below), whose sum is σ = 192961675372032. Its totient is φ = 24120209421480.

The previous prime is 84420732975179. The next prime is 84420732975289. The reversal of 84420732975222 is 22257923702448.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1005008725854 + ... + 1005008725937.

It is an arithmetic number, because the mean of its divisors is an integer number (12060104710752).

Almost surely, 2^{84420732975222} is an apocalyptic number.

84420732975222 is an abundant number, since it is smaller than the sum of its proper divisors (108540942396810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84420732975222 is a wasteful number, since it uses less digits than its factorization.

84420732975222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010017451803.

The product of its (nonzero) digits is 27095040, while the sum is 57.

The spelling of 84420732975222 in words is "eighty-four trillion, four hundred twenty billion, seven hundred thirty-two million, nine hundred seventy-five thousand, two hundred twenty-two".