2195409771084 has 24 divisors (see below), whose sum is σ = 5241753563200. Its totient is φ = 714784576464.

The previous prime is 2195409771083. The next prime is 2195409771173. The reversal of 2195409771084 is 4801779045912.

It is a super-2 number, since 2×2195409771084² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2195409771083) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2127334534 + ... + 2127335565.

Almost surely, 2^{2195409771084} is an apocalyptic number.

It is an amenable number.

2195409771084 is an abundant number, since it is smaller than the sum of its proper divisors (3046343792116).

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

2195409771084 is a wasteful number, since it uses less digits than its factorization.

2195409771084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254670149 (or 4254670147 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 57.

The spelling of 2195409771084 in words is "two trillion, one hundred ninety-five billion, four hundred nine million, seven hundred seventy-one thousand, eighty-four".