545908536 has 24 divisors (see below), whose sum is σ = 1478502480. Its totient is φ = 181969488.

The previous prime is 545908529. The next prime is 545908579. The reversal of 545908536 is 635809545.

545908536 is a `hidden beast` number, since 5 + 4 + 590 + 8 + 53 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×545908536² = 596032259355326592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 545908491 and 545908500.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 3790960 + ... + 3791103.

It is an arithmetic number, because the mean of its divisors is an integer number (61604270).

Almost surely, 2^545908536 is an apocalyptic number.

It is an amenable number.

545908536 is an abundant number, since it is smaller than the sum of its proper divisors (932593944).

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

545908536 is a wasteful number, since it uses less digits than its factorization.

545908536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7582075 (or 7582068 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The square root of 545908536 is about 23364.6856602010. The cubic root of 545908536 is about 817.2845612472.

The spelling of 545908536 in words is "five hundred forty-five million, nine hundred eight thousand, five hundred thirty-six".