10644480000000 has 2176 divisors, whose sum is σ = 49151499171840. Its totient is φ = 2211840000000.

The previous prime is 10644479999981. The next prime is 10644480000043. The reversal of 10644480000000 is 8444601.

10644480000000 is a `hidden beast` number, since 10 + 644 + 4 + 8 + 0 + 0 + 0 + 0 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×10644480000000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 967679999995 + ... + 967680000005.

Almost surely, 2^{10644480000000} is an apocalyptic number.

10644480000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10644480000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24575749585920).

10644480000000 is an abundant number, since it is smaller than the sum of its proper divisors (38507019171840).

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

10644480000000 is an frugal number, since it uses more digits than its factorization.

10644480000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 10644480000000 its reverse (8444601), we get a palindrome (10644488444601).

The spelling of 10644480000000 in words is "ten trillion, six hundred forty-four billion, four hundred eighty million", and thus it is an aban number.