66113203202 has 8 divisors (see below), whose sum is σ = 99171212412. Its totient is φ = 33056132400.

The previous prime is 66113203153. The next prime is 66113203223. The reversal of 66113203202 is 20230231166.

It can be written as a sum of positive squares in 2 ways, for example, as 65859470161 + 253733041 = 256631^2 + 15929^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18749 + ... + 364112.

Almost surely, 2^66113203202 is an apocalyptic number.

66113203202 is a deficient number, since it is larger than the sum of its proper divisors (33058009210).

66113203202 is a wasteful number, since it uses less digits than its factorization.

66113203202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469204.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 66113203202 its reverse (20230231166), we get a palindrome (86343434368).

The spelling of 66113203202 in words is "sixty-six billion, one hundred thirteen million, two hundred three thousand, two hundred two".