2196953905 has 16 divisors (see below), whose sum is σ = 2755868544. Its totient is φ = 1678152960.

The previous prime is 2196953867. The next prime is 2196953917. The reversal of 2196953905 is 5093596912.

2196953905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2196953905 - 2⁷ = 2196953777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48937 + ... + 82393.

It is an arithmetic number, because the mean of its divisors is an integer number (172241784).

Almost surely, 2^2196953905 is an apocalyptic number.

It is an amenable number.

2196953905 is a deficient number, since it is larger than the sum of its proper divisors (558914639).

2196953905 is a wasteful number, since it uses less digits than its factorization.

2196953905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34056.

The product of its (nonzero) digits is 656100, while the sum is 49.

The square root of 2196953905 is about 46871.6748687307. The cubic root of 2196953905 is about 1299.9909082204.

The spelling of 2196953905 in words is "two billion, one hundred ninety-six million, nine hundred fifty-three thousand, nine hundred five".