545499955832832 has 1728 divisors, whose sum is σ = 2189022716200320. Its totient is φ = 127252605173760.

The previous prime is 545499955832789. The next prime is 545499955832837. The reversal of 545499955832832 is 238238559994545.

545499955832832 is a `hidden beast` number, since 5 + 4 + 5 + 4 + 9 + 9 + 9 + 5 + 583 + 28 + 3 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (545499955832837) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7509289503 + ... + 7509362145.

Almost surely, 2^{545499955832832} is an apocalyptic number.

545499955832832 is a gapful number since it is divisible by the number (52) 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 545499955832832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1094511358100160).

545499955832832 is an abundant number, since it is smaller than the sum of its proper divisors (1643522760367488).

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

545499955832832 is a wasteful number, since it uses less digits than its factorization.

545499955832832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72750 (or 72716 counting only the distinct ones).

The product of its digits is 16796160000, while the sum is 81.

The spelling of 545499955832832 in words is "five hundred forty-five trillion, four hundred ninety-nine billion, nine hundred fifty-five million, eight hundred thirty-two thousand, eight hundred thirty-two".