545332543155 has 48 divisors (see below), whose sum is σ = 950497307136. Its totient is φ = 289228323840.

The previous prime is 545332543139. The next prime is 545332543183. The reversal of 545332543155 is 551345233545.

545332543155 is a `hidden beast` number, since 5 + 4 + 5 + 3 + 325 + 4 + 315 + 5 = 666.

It is not a de Polignac number, because 545332543155 - 2⁴ = 545332543139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 545332543155.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32936359 + ... + 32952911.

It is an arithmetic number, because the mean of its divisors is an integer number (19802027232).

Almost surely, 2^545332543155 is an apocalyptic number.

545332543155 is a deficient number, since it is larger than the sum of its proper divisors (405164763981).

545332543155 is a wasteful number, since it uses less digits than its factorization.

545332543155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20588 (or 20585 counting only the distinct ones).

The product of its digits is 2700000, while the sum is 45.

The spelling of 545332543155 in words is "five hundred forty-five billion, three hundred thirty-two million, five hundred forty-three thousand, one hundred fifty-five".