3555255664 has 40 divisors (see below), whose sum is σ = 6955483392. Its totient is φ = 1760378880.

The previous prime is 3555255637. The next prime is 3555255719. The reversal of 3555255664 is 4665525553.

It is a happy number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709552 + ... + 714544.

Almost surely, 2^3555255664 is an apocalyptic number.

It is an amenable number.

3555255664 is a deficient number, since it is larger than the sum of its proper divisors (3400227728).

3555255664 is a wasteful number, since it uses less digits than its factorization.

3555255664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425 (or 5419 counting only the distinct ones).

The product of its digits is 2700000, while the sum is 46.

The square root of 3555255664 is about 59625.9646798272. The cubic root of 3555255664 is about 1526.2427442644.

The spelling of 3555255664 in words is "three billion, five hundred fifty-five million, two hundred fifty-five thousand, six hundred sixty-four".