66372227366 has 16 divisors (see below), whose sum is σ = 100983194640. Its totient is φ = 32714032800.

The previous prime is 66372227359. The next prime is 66372227401.

66372227366 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 671156 + ... + 763671.

It is an arithmetic number, because the mean of its divisors is an integer number (6311449665).

Almost surely, 2^66372227366 is an apocalyptic number.

66372227366 is a deficient number, since it is larger than the sum of its proper divisors (34610967274).

66372227366 is a wasteful number, since it uses less digits than its factorization.

66372227366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435159.

The product of its digits is 4572288, while the sum is 50.

The spelling of 66372227366 in words is "sixty-six billion, three hundred seventy-two million, two hundred twenty-seven thousand, three hundred sixty-six".