2005655068 has 6 divisors (see below), whose sum is σ = 3509896376. Its totient is φ = 1002827532.

The previous prime is 2005655023. The next prime is 2005655101. The reversal of 2005655068 is 8605565002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250706880 + ... + 250706887.

Almost surely, 2^2005655068 is an apocalyptic number.

It is an amenable number.

2005655068 is a deficient number, since it is larger than the sum of its proper divisors (1504241308).

2005655068 is a wasteful number, since it uses less digits than its factorization.

2005655068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501413771 (or 501413769 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 2005655068 is about 44784.5405022760. The cubic root of 2005655068 is about 1261.1074222957.

The spelling of 2005655068 in words is "two billion, five million, six hundred fifty-five thousand, sixty-eight".