545575250 has 32 divisors (see below), whose sum is σ = 1114169472. Its totient is φ = 198390000.

The previous prime is 545575243. The next prime is 545575273. The reversal of 545575250 is 52575545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96446 + ... + 101945.

It is an arithmetic number, because the mean of its divisors is an integer number (34817796).

Almost surely, 2^545575250 is an apocalyptic number.

545575250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545575250 is an abundant number, since it is smaller than the sum of its proper divisors (568594222).

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

545575250 is a wasteful number, since it uses less digits than its factorization.

545575250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198419 (or 198409 counting only the distinct ones).

The product of its (nonzero) digits is 175000, while the sum is 38.

The square root of 545575250 is about 23357.5523118327. The cubic root of 545575250 is about 817.1182055692.

The spelling of 545575250 in words is "five hundred forty-five million, five hundred seventy-five thousand, two hundred fifty".