2194996955 has 16 divisors (see below), whose sum is σ = 2667756000. Its totient is φ = 1733633280.

The previous prime is 2194996949. The next prime is 2194996981. The reversal of 2194996955 is 5596994912.

It is not a de Polignac number, because 2194996955 - 2⁶ = 2194996891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2194996894 and 2194996903.

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 15 ways as a sum of consecutive naturals, for example, 117071 + ... + 134519.

It is an arithmetic number, because the mean of its divisors is an integer number (166734750).

Almost surely, 2^2194996955 is an apocalyptic number.

2194996955 is a deficient number, since it is larger than the sum of its proper divisors (472759045).

2194996955 is a wasteful number, since it uses less digits than its factorization.

2194996955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17774.

The product of its digits is 7873200, while the sum is 59.

The square root of 2194996955 is about 46850.7946037204. The cubic root of 2194996955 is about 1299.6048019633.

The spelling of 2194996955 in words is "two billion, one hundred ninety-four million, nine hundred ninety-six thousand, nine hundred fifty-five".