11714936898681 has 63 divisors (see below), whose sum is σ = 17742245356479. Its totient is φ = 7731653195952.

The previous prime is 11714936898671. The next prime is 11714936898683. The reversal of 11714936898681 is 18689863941711.

The square root of 11714936898681 is 3422709.

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

11714936898681 is a `hidden beast` number, since 1 + 1 + 71 + 49 + 368 + 9 + 86 + 81 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8165254815081 + 3549682083600 = 2857491^2 + 1884060^2 .

It is not a de Polignac number, because 11714936898681 - 2²⁹ = 11714400027769 is a prime.

It is a super-2 number, since 2×11714936898681² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11714936898683) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 10073032006 + ... + 10073033168.

Almost surely, 2^{11714936898681} is an apocalyptic number.

11714936898681 is the 3422709-th square number.

11714936898681 is the 1711355-th centered octagonal number.

It is an amenable number.

11714936898681 is a deficient number, since it is larger than the sum of its proper divisors (6027308457798).

11714936898681 is an frugal number, since it uses more digits than its factorization.

11714936898681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562 (or 1275 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 72.

The spelling of 11714936898681 in words is "eleven trillion, seven hundred fourteen billion, nine hundred thirty-six million, eight hundred ninety-eight thousand, six hundred eighty-one".