5372764666 has 4 divisors (see below), whose sum is σ = 8059147002. Its totient is φ = 2686382332.

The previous prime is 5372764651. The next prime is 5372764697. The reversal of 5372764666 is 6664672735.

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

It can be written as a sum of positive squares in only one way, i.e., 5202592641 + 170172025 = 72129^2 + 13045^2 .

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 as a sum of consecutive naturals, namely, 1343191165 + ... + 1343191168.

Almost surely, 2^5372764666 is an apocalyptic number.

5372764666 is a deficient number, since it is larger than the sum of its proper divisors (2686382336).

5372764666 is a wasteful number, since it uses less digits than its factorization.

5372764666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686382335.

The product of its digits is 7620480, while the sum is 52.

The square root of 5372764666 is about 73299.1450564057. The cubic root of 5372764666 is about 1751.4561666069.

The spelling of 5372764666 in words is "five billion, three hundred seventy-two million, seven hundred sixty-four thousand, six hundred sixty-six".