544522120000 has 140 divisors (see below), whose sum is σ = 1350971375776. Its totient is φ = 217690560000.

The previous prime is 544522119971. The next prime is 544522120013. The reversal of 544522120000 is 21225445.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 138518035 + ... + 138521965.

Almost surely, 2^544522120000 is an apocalyptic number.

544522120000 is a gapful number since it is divisible by the number (50) 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 544522120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675485687888).

544522120000 is an abundant number, since it is smaller than the sum of its proper divisors (806449255776).

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

544522120000 is an equidigital number, since it uses as much as digits as its factorization.

544522120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7426 (or 7401 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 544522120000 its reverse (21225445), we get a palindrome (544543345445).

The spelling of 544522120000 in words is "five hundred forty-four billion, five hundred twenty-two million, one hundred twenty thousand".