12196892684025 has 135 divisors (see below), whose sum is σ = 26283862595199. Its totient is φ = 5575219463520.

The previous prime is 12196892683991. The next prime is 12196892684051. The reversal of 12196892684025 is 52048629869121.

The square root of 12196892684025 is 3492405.

It is a perfect power (a square), and thus also a powerful number.

12196892684025 is a `hidden beast` number, since 1 + 2 + 1 + 96 + 89 + 2 + 68 + 402 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4390881366249 + 7806011317776 = 2095443^2 + 2793924^2 .

It is a tau number, because it is divible by the number of its divisors (135).

It is not a de Polignac number, because 12196892684025 - 2⁷ = 12196892683897 is a prime.

It is a super-2 number, since 2×12196892684025² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 1100102032 + ... + 1100113118.

Almost surely, 2^{12196892684025} is an apocalyptic number.

12196892684025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12196892684025 is the 3492405-th square number.

12196892684025 is the 1746203-rd centered octagonal number.

It is an amenable number.

12196892684025 is an abundant number, since it is smaller than the sum of its proper divisors (14086969911174).

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

12196892684025 is an frugal number, since it uses more digits than its factorization.

12196892684025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22210 (or 11102 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 63.

The spelling of 12196892684025 in words is "twelve trillion, one hundred ninety-six billion, eight hundred ninety-two million, six hundred eighty-four thousand, twenty-five".