545252125145 has 64 divisors (see below), whose sum is σ = 810052379136. Its totient is φ = 343090944000.

The previous prime is 545252125133. The next prime is 545252125147. The reversal of 545252125145 is 541521252545.

It is not a de Polignac number, because 545252125145 - 2⁴ = 545252125129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545252125147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 181688645 + ... + 181691645.

It is an arithmetic number, because the mean of its divisors is an integer number (12657068424).

Almost surely, 2^545252125145 is an apocalyptic number.

It is an amenable number.

545252125145 is a deficient number, since it is larger than the sum of its proper divisors (264800253991).

545252125145 is a wasteful number, since it uses less digits than its factorization.

545252125145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250.

The product of its digits is 400000, while the sum is 41.

The spelling of 545252125145 in words is "five hundred forty-five billion, two hundred fifty-two million, one hundred twenty-five thousand, one hundred forty-five".