2194625956330 has 32 divisors (see below), whose sum is σ = 4193451447120. Its totient is φ = 824088161280.

The previous prime is 2194625956319. The next prime is 2194625956331. The reversal of 2194625956330 is 336595264912.

It is a Cunningham number, because it is equal to 1481427²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 790066766449 + 1404559189881 = 888857^2 + 1185141^2 .

It is not an unprimeable number, because it can be changed into a prime (2194625956331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16527141 + ... + 16659400.

Almost surely, 2^{2194625956330} is an apocalyptic number.

2194625956330 is a deficient number, since it is larger than the sum of its proper divisors (1998825490790).

2194625956330 is a wasteful number, since it uses less digits than its factorization.

2194625956330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33186954.

The product of its (nonzero) digits is 10497600, while the sum is 55.

The spelling of 2194625956330 in words is "two trillion, one hundred ninety-four billion, six hundred twenty-five million, nine hundred fifty-six thousand, three hundred thirty".