11869116544 has 16 divisors (see below), whose sum is σ = 23645505870. Its totient is φ = 5934558208.

The previous prime is 11869116529. The next prime is 11869116547. The reversal of 11869116544 is 44561196811.

It can be written as a sum of positive squares in only one way, i.e., 7869818944 + 3999297600 = 88712^2 + 63240^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 11869116494 and 11869116503.

It is not an unprimeable number, because it can be changed into a prime (11869116547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46363609 + ... + 46363864.

Almost surely, 2^11869116544 is an apocalyptic number.

It is an amenable number.

11869116544 is a deficient number, since it is larger than the sum of its proper divisors (11776389326).

11869116544 is an frugal number, since it uses more digits than its factorization.

11869116544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92727487 (or 92727475 counting only the distinct ones).

The product of its digits is 207360, while the sum is 46.

The spelling of 11869116544 in words is "eleven billion, eight hundred sixty-nine million, one hundred sixteen thousand, five hundred forty-four".