6665022506 has 8 divisors (see below), whose sum is σ = 10320034944. Its totient is φ = 3225010860.

The previous prime is 6665022493. The next prime is 6665022517. The reversal of 6665022506 is 6052205666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6665022506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53750120 + ... + 53750243.

It is an arithmetic number, because the mean of its divisors is an integer number (1290004368).

Almost surely, 2^6665022506 is an apocalyptic number.

6665022506 is a deficient number, since it is larger than the sum of its proper divisors (3655012438).

6665022506 is a wasteful number, since it uses less digits than its factorization.

6665022506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107500396.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 6665022506 is about 81639.5890851981. The cubic root of 6665022506 is about 1881.9173235985.

The spelling of 6665022506 in words is "six billion, six hundred sixty-five million, twenty-two thousand, five hundred six".