545099505 has 16 divisors (see below), whose sum is σ = 900294144. Its totient is φ = 281341440.

The previous prime is 545099483. The next prime is 545099537. The reversal of 545099505 is 505990545.

It is not a de Polignac number, because 545099505 - 2⁵ = 545099473 is a prime.

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, 585664 + ... + 586593.

It is an arithmetic number, because the mean of its divisors is an integer number (56268384).

Almost surely, 2^545099505 is an apocalyptic number.

It is an amenable number.

545099505 is a deficient number, since it is larger than the sum of its proper divisors (355194639).

545099505 is a wasteful number, since it uses less digits than its factorization.

545099505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172296.

The product of its (nonzero) digits is 202500, while the sum is 42.

The square root of 545099505 is about 23347.3661255397. The cubic root of 545099505 is about 816.8806257853.

The spelling of 545099505 in words is "five hundred forty-five million, ninety-nine thousand, five hundred five".