66133066512203 has 4 divisors (see below), whose sum is σ = 66148899187320. Its totient is φ = 66117233837088.

The previous prime is 66133066512197. The next prime is 66133066512277. The reversal of 66133066512203 is 30221566033166.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 66133066512203 - 2⁸ = 66133066511947 is a prime.

It is a super-2 number, since 2×66133066512203² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66133066512283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7916331293 + ... + 7916339646.

It is an arithmetic number, because the mean of its divisors is an integer number (16537224796830).

Almost surely, 2^{66133066512203} is an apocalyptic number.

66133066512203 is a deficient number, since it is larger than the sum of its proper divisors (15832675117).

66133066512203 is a wasteful number, since it uses less digits than its factorization.

66133066512203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15832675116.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 66133066512203 in words is "sixty-six trillion, one hundred thirty-three billion, sixty-six million, five hundred twelve thousand, two hundred three".