541216646 has 16 divisors (see below), whose sum is σ = 833323680. Its totient is φ = 263469120.

The previous prime is 541216639. The next prime is 541216651. The reversal of 541216646 is 646612145.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35255 + ... + 48221.

It is an arithmetic number, because the mean of its divisors is an integer number (52082730).

Almost surely, 2^541216646 is an apocalyptic number.

541216646 is a deficient number, since it is larger than the sum of its proper divisors (292107034).

541216646 is a wasteful number, since it uses less digits than its factorization.

541216646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13519.

The product of its digits is 34560, while the sum is 35.

The square root of 541216646 is about 23264.0634025959. The cubic root of 541216646 is about 814.9363976110.

The spelling of 541216646 in words is "five hundred forty-one million, two hundred sixteen thousand, six hundred forty-six".