66099359930 has 8 divisors (see below), whose sum is σ = 118978847892. Its totient is φ = 26439743968.

The previous prime is 66099359903. The next prime is 66099359933. The reversal of 66099359930 is 3995399066.

It can be written as a sum of positive squares in 2 ways, for example, as 66065963089 + 33396841 = 257033^2 + 5779^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 66099359930.

It is not an unprimeable number, because it can be changed into a prime (66099359933) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 3304967987 + ... + 3304968006.

Almost surely, 2^66099359930 is an apocalyptic number.

66099359930 is a deficient number, since it is larger than the sum of its proper divisors (52879487962).

66099359930 is a wasteful number, since it uses less digits than its factorization.

66099359930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6609936000.

The product of its (nonzero) digits is 10628820, while the sum is 59.

The spelling of 66099359930 in words is "sixty-six billion, ninety-nine million, three hundred fifty-nine thousand, nine hundred thirty".