66025002 has 8 divisors (see below), whose sum is σ = 132050016. Its totient is φ = 22008332.

The previous prime is 66024941. The next prime is 66025021. The reversal of 66025002 is 20052066.

It is a sphenic number, since it is the product of 3 distinct primes.

66025002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 66025002.

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 in 3 ways as a sum of consecutive naturals, for example, 5502078 + ... + 5502089.

It is an arithmetic number, because the mean of its divisors is an integer number (16506252).

Almost surely, 2^66025002 is an apocalyptic number.

66025002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66025002 is a wasteful number, since it uses less digits than its factorization.

66025002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11004172.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 66025002 is about 8125.5770256641. The cubic root of 66025002 is about 404.1750254598.

Adding to 66025002 its reverse (20052066), we get a palindrome (86077068).

The spelling of 66025002 in words is "sixty-six million, twenty-five thousand, two".