2196963256225 has 12 divisors (see below), whose sum is σ = 2842679414016. Its totient is φ = 1681154491280.

The previous prime is 2196963256193. The next prime is 2196963256249. The reversal of 2196963256225 is 5226523696912.

It is not a de Polignac number, because 2196963256225 - 2⁵ = 2196963256193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2196963256225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1910402257 + ... + 1910403406.

It is an arithmetic number, because the mean of its divisors is an integer number (236889951168).

Almost surely, 2^{2196963256225} is an apocalyptic number.

2196963256225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2196963256225 is a deficient number, since it is larger than the sum of its proper divisors (645716157791).

2196963256225 is a wasteful number, since it uses less digits than its factorization.

2196963256225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3820805696 (or 3820805691 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 58.

The spelling of 2196963256225 in words is "two trillion, one hundred ninety-six billion, nine hundred sixty-three million, two hundred fifty-six thousand, two hundred twenty-five".