5333665642 has 16 divisors (see below), whose sum is σ = 8063552520. Its totient is φ = 2645837568.

The previous prime is 5333665613. The next prime is 5333665643. The reversal of 5333665642 is 2465663335.

It can be written as a sum of positive squares in 4 ways, for example, as 2293356321 + 3040309321 = 47889^2 + 55139^2 .

It is not an unprimeable number, because it can be changed into a prime (5333665643) by changing a digit.

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, 580984 + ... + 590092.

Almost surely, 2^5333665642 is an apocalyptic number.

5333665642 is a deficient number, since it is larger than the sum of its proper divisors (2729886878).

5333665642 is a wasteful number, since it uses less digits than its factorization.

5333665642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11385.

The product of its digits is 1166400, while the sum is 43.

The square root of 5333665642 is about 73031.9494604930. The cubic root of 5333665642 is about 1747.1972160139.

The spelling of 5333665642 in words is "five billion, three hundred thirty-three million, six hundred sixty-five thousand, six hundred forty-two".