544541136156 has 120 divisors (see below), whose sum is σ = 1485778805280. Its totient is φ = 173581170048.

The previous prime is 544541136089. The next prime is 544541136173. The reversal of 544541136156 is 651631145445.

544541136156 is a `hidden beast` number, since 5 + 4 + 454 + 11 + 36 + 156 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 61616170 + ... + 61625006.

It is an arithmetic number, because the mean of its divisors is an integer number (12381490044).

Almost surely, 2^544541136156 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 544541136156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742889402640).

544541136156 is an abundant number, since it is smaller than the sum of its proper divisors (941237669124).

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

544541136156 is a wasteful number, since it uses less digits than its factorization.

544541136156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17145 (or 17134 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 544541136156 in words is "five hundred forty-four billion, five hundred forty-one million, one hundred thirty-six thousand, one hundred fifty-six".