5337587666 has 4 divisors (see below), whose sum is σ = 8006381502. Its totient is φ = 2668793832.

The previous prime is 5337587611. The next prime is 5337587681. The reversal of 5337587666 is 6667857335.

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 only one way, i.e., 5310765625 + 26822041 = 72875^2 + 5179^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334396915 + ... + 1334396918.

Almost surely, 2^5337587666 is an apocalyptic number.

5337587666 is a deficient number, since it is larger than the sum of its proper divisors (2668793836).

5337587666 is a wasteful number, since it uses less digits than its factorization.

5337587666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668793835.

The product of its digits is 19051200, while the sum is 56.

The square root of 5337587666 is about 73058.7959523013. The cubic root of 5337587666 is about 1747.6253687405.

The spelling of 5337587666 in words is "five billion, three hundred thirty-seven million, five hundred eighty-seven thousand, six hundred sixty-six".