545252353152 has 128 divisors (see below), whose sum is σ = 1560810625920. Its totient is φ = 167654400000.

The previous prime is 545252353109. The next prime is 545252353157. The reversal of 545252353152 is 251353252545.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (545252353157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7356277 + ... + 7430027.

It is an arithmetic number, because the mean of its divisors is an integer number (12193833015).

Almost surely, 2^545252353152 is an apocalyptic number.

545252353152 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 545252353152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780405312960).

545252353152 is an abundant number, since it is smaller than the sum of its proper divisors (1015558272768).

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

545252353152 is a wasteful number, since it uses less digits than its factorization.

545252353152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75262 (or 75250 counting only the distinct ones).

The product of its digits is 900000, while the sum is 42.

The spelling of 545252353152 in words is "five hundred forty-five billion, two hundred fifty-two million, three hundred fifty-three thousand, one hundred fifty-two".