6600075550 has 12 divisors (see below), whose sum is σ = 12276140616. Its totient is φ = 2640030200.

The previous prime is 6600075539. The next prime is 6600075557. The reversal of 6600075550 is 555700066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600075557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66000706 + ... + 66000805.

It is an arithmetic number, because the mean of its divisors is an integer number (1023011718).

Almost surely, 2^6600075550 is an apocalyptic number.

6600075550 is a deficient number, since it is larger than the sum of its proper divisors (5676065066).

6600075550 is a wasteful number, since it uses less digits than its factorization.

6600075550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132001523 (or 132001518 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 6600075550 is about 81240.8490231361. The cubic root of 6600075550 is about 1875.7846126622.

The spelling of 6600075550 in words is "six billion, six hundred million, seventy-five thousand, five hundred fifty".