11696858284489 has 27 divisors (see below), whose sum is σ = 13659135619053. Its totient is φ = 9987279653400.

The previous prime is 11696858284483. The next prime is 11696858284523. The reversal of 11696858284489 is 98448285869611.

The square root of 11696858284489 is 3420067.

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

It is not a de Polignac number, because 11696858284489 - 2⁷ = 11696858284361 is a prime.

It is a super-2 number, since 2×11696858284489² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11696858284483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7445485074 + ... + 7445486644.

Almost surely, 2^{11696858284489} is an apocalyptic number.

11696858284489 is the 3420067-th square number.

11696858284489 is the 1710034-th centered octagonal number.

It is an amenable number.

11696858284489 is a deficient number, since it is larger than the sum of its proper divisors (1962277334564).

11696858284489 is an frugal number, since it uses more digits than its factorization.

11696858284489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778 (or 1889 counting only the distinct ones).

The product of its digits is 1911029760, while the sum is 79.

The spelling of 11696858284489 in words is "eleven trillion, six hundred ninety-six billion, eight hundred fifty-eight million, two hundred eighty-four thousand, four hundred eighty-nine".