11896242522649 has 9 divisors (see below), whose sum is σ = 12076683062997. Its totient is φ = 11718459023964.

The previous prime is 11896242522599. The next prime is 11896242522667. The reversal of 11896242522649 is 94622524269811.

The square root of 11896242522649 is 3449093.

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

It is not a de Polignac number, because 11896242522649 - 2³³ = 11887652588057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11896242522349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 231063492 + ... + 231114970.

Almost surely, 2^{11896242522649} is an apocalyptic number.

11896242522649 is the 3449093-rd square number.

11896242522649 is the 1724547-th centered octagonal number.

It is an amenable number.

11896242522649 is a deficient number, since it is larger than the sum of its proper divisors (180440540348).

11896242522649 is an frugal number, since it uses more digits than its factorization.

11896242522649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103092 (or 51546 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 61.

The spelling of 11896242522649 in words is "eleven trillion, eight hundred ninety-six billion, two hundred forty-two million, five hundred twenty-two thousand, six hundred forty-nine".