545500242233856 has 1600 divisors, whose sum is σ = 2134381435845120. Its totient is φ = 135402669342720.

The previous prime is 545500242233851. The next prime is 545500242233893. The reversal of 545500242233856 is 658332242005545.

It is a happy number.

545500242233856 is a `hidden beast` number, since 5 + 4 + 5 + 500 + 2 + 4 + 22 + 33 + 85 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (545500242233851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 10842538941 + ... + 10842589251.

Almost surely, 2^{545500242233856} is an apocalyptic number.

545500242233856 is a gapful number since it is divisible by the number (56) 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 545500242233856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067190717922560).

545500242233856 is an abundant number, since it is smaller than the sum of its proper divisors (1588881193611264).

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

545500242233856 is an equidigital number, since it uses as much as digits as its factorization.

545500242233856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50404 (or 50353 counting only the distinct ones).

The product of its (nonzero) digits is 34560000, while the sum is 54.

The spelling of 545500242233856 in words is "five hundred forty-five trillion, five hundred billion, two hundred forty-two million, two hundred thirty-three thousand, eight hundred fifty-six".