11882526049 has 9 divisors (see below), whose sum is σ = 12087278931. Its totient is φ = 11681190120.

The previous prime is 11882526043. The next prime is 11882526067. The reversal of 11882526049 is 94062528811.

The square root of 11882526049 is 109007.

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., 386397649 + 11496128400 = 19657^2 + 107220^2 .

It is not a de Polignac number, because 11882526049 - 2⁹ = 11882525537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11882526043) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6648534 + ... + 6650320.

Almost surely, 2^11882526049 is an apocalyptic number.

11882526049 is the 109007-th square number.

11882526049 is the 54504-th centered octagonal number.

It is an amenable number.

11882526049 is a deficient number, since it is larger than the sum of its proper divisors (204752882).

11882526049 is an frugal number, since it uses more digits than its factorization.

11882526049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696 (or 1848 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 11882526049 in words is "eleven billion, eight hundred eighty-two million, five hundred twenty-six thousand, forty-nine".