66337005 has 32 divisors (see below), whose sum is σ = 121745664. Its totient is φ = 30214656.

The previous prime is 66337001. The next prime is 66337013. The reversal of 66337005 is 50073366.

It is not a de Polignac number, because 66337005 - 2² = 66337001 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66337001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32289 + ... + 34281.

It is an arithmetic number, because the mean of its divisors is an integer number (3804552).

Almost surely, 2^66337005 is an apocalyptic number.

It is an amenable number.

66337005 is a deficient number, since it is larger than the sum of its proper divisors (55408659).

66337005 is a wasteful number, since it uses less digits than its factorization.

66337005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325.

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 66337005 is about 8144.7532190976. The cubic root of 66337005 is about 404.8106720622.

The spelling of 66337005 in words is "sixty-six million, three hundred thirty-seven thousand, five".