11451122104644 has 36 divisors (see below), whose sum is σ = 29728213395244. Its totient is φ = 3713877438912.

The previous prime is 11451122104637. The next prime is 11451122104663. The reversal of 11451122104644 is 44640122115411.

11451122104644 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 1 + 1 + 2 + 2 + 1 + 0 + 4 + 644 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7185401913600 + 4265720191044 = 2680560^2 + 2065362^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×11451122104644² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11451122104599 and 11451122104608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4298467927 + ... + 4298470590.

Almost surely, 2^{11451122104644} is an apocalyptic number.

It is an amenable number.

11451122104644 is an abundant number, since it is smaller than the sum of its proper divisors (18277091290600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11451122104644 is a wasteful number, since it uses less digits than its factorization.

11451122104644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8596938564 (or 8596938559 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The spelling of 11451122104644 in words is "eleven trillion, four hundred fifty-one billion, one hundred twenty-two million, one hundred four thousand, six hundred forty-four".