545541650 has 24 divisors (see below), whose sum is σ = 1015331220. Its totient is φ = 218082560.

The previous prime is 545541641. The next prime is 545541691. The reversal of 545541650 is 56145545.

It can be written as a sum of positive squares in 6 ways, for example, as 34374769 + 511166881 = 5863^2 + 22609^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 545541650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136886 + ... + 140814.

Almost surely, 2^545541650 is an apocalyptic number.

545541650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545541650 is a deficient number, since it is larger than the sum of its proper divisors (469789570).

545541650 is a wasteful number, since it uses less digits than its factorization.

545541650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6718 (or 6713 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 545541650 is about 23356.8330473119. The cubic root of 545541650 is about 817.1014307764.

The spelling of 545541650 in words is "five hundred forty-five million, five hundred forty-one thousand, six hundred fifty".