545525142234100 has 144 divisors (see below), whose sum is σ = 1360655137997568. Its totient is φ = 185968326850560.

The previous prime is 545525142234091. The next prime is 545525142234109. The reversal of 545525142234100 is 1432241525545.

It is an interprime number because it is at equal distance from previous prime (545525142234091) and next prime (545525142234109).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545525142234109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85736937 + ... + 91879663.

It is an arithmetic number, because the mean of its divisors is an integer number (9448994013872).

Almost surely, 2^{545525142234100} is an apocalyptic number.

545525142234100 is a gapful number since it is divisible by the number (50) 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 545525142234100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (680327568998784).

545525142234100 is an abundant number, since it is smaller than the sum of its proper divisors (815129995763468).

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

545525142234100 is a wasteful number, since it uses less digits than its factorization.

545525142234100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6143474 (or 6143467 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 545525142234100 its reverse (1432241525545), we get a palindrome (546957383759645).

The spelling of 545525142234100 in words is "five hundred forty-five trillion, five hundred twenty-five billion, one hundred forty-two million, two hundred thirty-four thousand, one hundred".