545869625 has 16 divisors (see below), whose sum is σ = 778567296. Its totient is φ = 374310000.

The previous prime is 545869553. The next prime is 545869633. The reversal of 545869625 is 526968545.

It is not a de Polignac number, because 545869625 - 2¹⁰ = 545868601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311051 + ... + 312800.

It is an arithmetic number, because the mean of its divisors is an integer number (48660456).

Almost surely, 2^545869625 is an apocalyptic number.

It is an amenable number.

545869625 is a deficient number, since it is larger than the sum of its proper divisors (232697671).

545869625 is an equidigital number, since it uses as much as digits as its factorization.

545869625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623873 (or 623863 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 50.

The square root of 545869625 is about 23363.8529570788. The cubic root of 545869625 is about 817.2651427836.

The spelling of 545869625 in words is "five hundred forty-five million, eight hundred sixty-nine thousand, six hundred twenty-five".