11444516644 has 12 divisors (see below), whose sum is σ = 21848622768. Its totient is φ = 5202053000.

The previous prime is 11444516641. The next prime is 11444516653. The reversal of 11444516644 is 44661544411.

It is a super-2 number, since 2×11444516644² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11444516597 and 11444516606.

It is not an unprimeable number, because it can be changed into a prime (11444516641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130051282 + ... + 130051369.

It is an arithmetic number, because the mean of its divisors is an integer number (1820718564).

Almost surely, 2^11444516644 is an apocalyptic number.

It is an amenable number.

11444516644 is a deficient number, since it is larger than the sum of its proper divisors (10404106124).

11444516644 is a wasteful number, since it uses less digits than its factorization.

11444516644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260102666 (or 260102664 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The spelling of 11444516644 in words is "eleven billion, four hundred forty-four million, five hundred sixteen thousand, six hundred forty-four".