2196957522606 has 32 divisors (see below), whose sum is σ = 5478127849728. Its totient is φ = 570638317440.

The previous prime is 2196957522581. The next prime is 2196957522611. The reversal of 2196957522606 is 6062257596912.

It is a super-2 number, since 2×2196957522606² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2196957522606.

It is a congruent 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, 2377659195 + ... + 2377660118.

It is an arithmetic number, because the mean of its divisors is an integer number (171191495304).

Almost surely, 2^{2196957522606} is an apocalyptic number.

2196957522606 is an abundant number, since it is smaller than the sum of its proper divisors (3281170327122).

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

2196957522606 is a wasteful number, since it uses less digits than its factorization.

2196957522606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755319336.

The product of its (nonzero) digits is 24494400, while the sum is 60.

It can be divided in two parts, 21969 and 57522606, that added together give a palindrome (57544575).

The spelling of 2196957522606 in words is "two trillion, one hundred ninety-six billion, nine hundred fifty-seven million, five hundred twenty-two thousand, six hundred six".