4197733052569 has 15 divisors (see below), whose sum is σ = 4897180961183. Its totient is φ = 3597970851048.

The previous prime is 4197733052519. The next prime is 4197733052663. The reversal of 4197733052569 is 9652503377914.

The square root of 4197733052569 is 2048837.

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

It can be written as a sum of positive squares in only one way, i.e., 468245961225 + 3729487091344 = 684285^2 + 1931188^2 .

It is not a de Polignac number, because 4197733052569 - 2⁴¹ = 1998709797017 is a prime.

It is a super-2 number, since 2×4197733052569² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4197733052519) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 100372107 + ... + 100413919.

Almost surely, 2^{4197733052569} is an apocalyptic number.

4197733052569 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4197733052569 is the 2048837-th square number.

4197733052569 is the 1024419-th centered octagonal number.

It is an amenable number.

4197733052569 is a deficient number, since it is larger than the sum of its proper divisors (699447908614).

4197733052569 is an frugal number, since it uses more digits than its factorization.

4197733052569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83654 (or 41820 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 61.

The spelling of 4197733052569 in words is "four trillion, one hundred ninety-seven billion, seven hundred thirty-three million, fifty-two thousand, five hundred sixty-nine".