66130436303233 has 8 divisors (see below), whose sum is σ = 67669542122688. Its totient is φ = 64591384515504.

The previous prime is 66130436303209. The next prime is 66130436303297. The reversal of 66130436303233 is 33230363403166.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66130436303233 is a prime.

It is a super-2 number, since 2×66130436303233² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 66130436303233.

It is not an unprimeable number, because it can be changed into a prime (66130436300233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11026366 + ... + 15932407.

It is an arithmetic number, because the mean of its divisors is an integer number (8458692765336).

Almost surely, 2^{66130436303233} is an apocalyptic number.

It is an amenable number.

66130436303233 is a deficient number, since it is larger than the sum of its proper divisors (1539105819455).

66130436303233 is a wasteful number, since it uses less digits than its factorization.

66130436303233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27015863.

The product of its (nonzero) digits is 1259712, while the sum is 43.

Adding to 66130436303233 its reverse (33230363403166), we get a palindrome (99360799706399).

The spelling of 66130436303233 in words is "sixty-six trillion, one hundred thirty billion, four hundred thirty-six million, three hundred three thousand, two hundred thirty-three".