545400555100 has 36 divisors (see below), whose sum is σ = 1183634336304. Its totient is φ = 218138999680.

The previous prime is 545400555061. The next prime is 545400555103. The reversal of 545400555100 is 1555004545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545400555103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 788664 + ... + 1308736.

It is an arithmetic number, because the mean of its divisors is an integer number (32878731564).

Almost surely, 2^545400555100 is an apocalyptic number.

545400555100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545400555100 is an abundant number, since it is smaller than the sum of its proper divisors (638233781204).

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

545400555100 is a wasteful number, since it uses less digits than its factorization.

545400555100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530574 (or 530567 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 34.

Adding to 545400555100 its reverse (1555004545), we get a palindrome (546955559645).

The spelling of 545400555100 in words is "five hundred forty-five billion, four hundred million, five hundred fifty-five thousand, one hundred".