7133666633 has 4 divisors (see below), whose sum is σ = 7553294100. Its totient is φ = 6714039168.

The previous prime is 7133666611. The next prime is 7133666669. The reversal of 7133666633 is 3366663317.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2805079369 + 4328587264 = 52963^2 + 65792^2 .

It is a cyclic number.

It is not a de Polignac number, because 7133666633 - 2⁶ = 7133666569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7133666693) 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, 209813708 + ... + 209813741.

It is an arithmetic number, because the mean of its divisors is an integer number (1888323525).

Almost surely, 2^7133666633 is an apocalyptic number.

It is an amenable number.

7133666633 is a deficient number, since it is larger than the sum of its proper divisors (419627467).

7133666633 is a wasteful number, since it uses less digits than its factorization.

7133666633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419627466.

The product of its digits is 734832, while the sum is 44.

The square root of 7133666633 is about 84461.0361823723. The cubic root of 7133666633 is about 1925.0304494425.

The spelling of 7133666633 in words is "seven billion, one hundred thirty-three million, six hundred sixty-six thousand, six hundred thirty-three".