4199798534281 has 27 divisors (see below), whose sum is σ = 4992439417479. Its totient is φ = 3522669626448.

The previous prime is 4199798534273. The next prime is 4199798534341. The reversal of 4199798534281 is 1824358979914.

The square root of 4199798534281 is 2049341.

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., 2123259893881 + 2076538640400 = 1457141^2 + 1441020^2 .

It is not a de Polignac number, because 4199798534281 - 2³ = 4199798534273 is a prime.

It is a super-2 number, since 2×4199798534281² (a number of 26 digits) contains 22 as substring.

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 4199798534281.

It is not an unprimeable number, because it can be changed into a prime (4199768534281) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 674230075 + ... + 674236303.

Almost surely, 2^{4199798534281} is an apocalyptic number.

4199798534281 is the 2049341-st square number.

4199798534281 is the 1024671-st centered octagonal number.

It is an amenable number.

4199798534281 is a deficient number, since it is larger than the sum of its proper divisors (792640883198).

4199798534281 is an frugal number, since it uses more digits than its factorization.

4199798534281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12566 (or 6283 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 70.

The spelling of 4199798534281 in words is "four trillion, one hundred ninety-nine billion, seven hundred ninety-eight million, five hundred thirty-four thousand, two hundred eighty-one".