544055620536 has 320 divisors, whose sum is σ = 1635590880000. Its totient is φ = 168446075904.

The previous prime is 544055620519. The next prime is 544055620543. The reversal of 544055620536 is 635026550445.

544055620536 is a `hidden beast` number, since 5 + 4 + 4 + 0 + 55 + 62 + 0 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 544055620491 and 544055620500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 365382480 + ... + 365383968.

It is an arithmetic number, because the mean of its divisors is an integer number (5111221500).

Almost surely, 2^544055620536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544055620536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817795440000).

544055620536 is an abundant number, since it is smaller than the sum of its proper divisors (1091535259464).

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

544055620536 is a wasteful number, since it uses less digits than its factorization.

544055620536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 544055620536 in words is "five hundred forty-four billion, fifty-five million, six hundred twenty thousand, five hundred thirty-six".