543949655 has 16 divisors (see below), whose sum is σ = 683121600. Its totient is φ = 415016448.

The previous prime is 543949649. The next prime is 543949687. The reversal of 543949655 is 556949345.

It is a cyclic number.

It is not a de Polignac number, because 543949655 - 2¹² = 543945559 is a prime.

It is a congruent number.

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, 33359 + ... + 46911.

It is an arithmetic number, because the mean of its divisors is an integer number (42695100).

Almost surely, 2^543949655 is an apocalyptic number.

543949655 is a deficient number, since it is larger than the sum of its proper divisors (139171945).

543949655 is a wasteful number, since it uses less digits than its factorization.

543949655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13930.

The product of its digits is 2916000, while the sum is 50.

The square root of 543949655 is about 23322.7282923761. The cubic root of 543949655 is about 816.3058368950.

The spelling of 543949655 in words is "five hundred forty-three million, nine hundred forty-nine thousand, six hundred fifty-five".