10544489280 has 896 divisors, whose sum is σ = 43388889600. Its totient is φ = 2418647040.

The previous prime is 10544489273. The next prime is 10544489281. The reversal of 10544489280 is 8298444501.

10544489280 is a `hidden beast` number, since 1 + 0 + 544 + 4 + 89 + 28 + 0 = 666.

It is a super-2 number, since 2×10544489280² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10544489281) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 172860450 + ... + 172860510.

It is an arithmetic number, because the mean of its divisors is an integer number (48425100).

Almost surely, 2^10544489280 is an apocalyptic number.

10544489280 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 10544489280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21694444800).

10544489280 is an abundant number, since it is smaller than the sum of its proper divisors (32844400320).

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

10544489280 is an equidigital number, since it uses as much as digits as its factorization.

10544489280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 10544489280 in words is "ten billion, five hundred forty-four million, four hundred eighty-nine thousand, two hundred eighty".