6555212416 has 32 divisors (see below), whose sum is σ = 13063730580. Its totient is φ = 3276472320.

The previous prime is 6555212407. The next prime is 6555212431. The reversal of 6555212416 is 6142125556.

It can be written as a sum of positive squares in 2 ways, for example, as 6444878400 + 110334016 = 80280^2 + 10504^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458496 + ... + 472576.

Almost surely, 2^6555212416 is an apocalyptic number.

It is an amenable number.

6555212416 is a deficient number, since it is larger than the sum of its proper divisors (6508518164).

6555212416 is a wasteful number, since it uses less digits than its factorization.

6555212416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17732 (or 17720 counting only the distinct ones).

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

The square root of 6555212416 is about 80964.2662907532. The cubic root of 6555212416 is about 1871.5248142523.

The spelling of 6555212416 in words is "six billion, five hundred fifty-five million, two hundred twelve thousand, four hundred sixteen".