66384590330 has 32 divisors (see below), whose sum is σ = 122709219840. Its totient is φ = 25848426240.

The previous prime is 66384590299. The next prime is 66384590341. The reversal of 66384590330 is 3309548366.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535679 + ... + 647858.

It is an arithmetic number, because the mean of its divisors is an integer number (3834663120).

Almost surely, 2^66384590330 is an apocalyptic number.

66384590330 is a deficient number, since it is larger than the sum of its proper divisors (56324629510).

66384590330 is a wasteful number, since it uses less digits than its factorization.

66384590330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183694.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 66384590330 in words is "sixty-six billion, three hundred eighty-four million, five hundred ninety thousand, three hundred thirty".