545708826 has 40 divisors (see below), whose sum is σ = 1316858004. Its totient is φ = 167909760.

The previous prime is 545708809. The next prime is 545708831. The reversal of 545708826 is 628807545.

545708826 is a `hidden beast` number, since 54 + 570 + 8 + 8 + 26 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 542936601 + 2772225 = 23301^2 + 1665^2 .

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 19 ways as a sum of consecutive naturals, for example, 127455 + ... + 131666.

Almost surely, 2^545708826 is an apocalyptic number.

545708826 is an abundant number, since it is smaller than the sum of its proper divisors (771149178).

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

545708826 is a wasteful number, since it uses less digits than its factorization.

545708826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259148 (or 259139 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 545708826 is about 23360.4115117863. The cubic root of 545708826 is about 817.1848865480.

The spelling of 545708826 in words is "five hundred forty-five million, seven hundred eight thousand, eight hundred twenty-six".