6641563022 has 64 divisors (see below), whose sum is σ = 10718991360. Its totient is φ = 3082060800.

The previous prime is 6641563013. The next prime is 6641563109. The reversal of 6641563022 is 2203651466.

It is a happy number.

It is a super-3 number, since 3×6641563022³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31476497 + ... + 31476707.

It is an arithmetic number, because the mean of its divisors is an integer number (167484240).

Almost surely, 2^6641563022 is an apocalyptic number.

6641563022 is a deficient number, since it is larger than the sum of its proper divisors (4077428338).

6641563022 is a wasteful number, since it uses less digits than its factorization.

6641563022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 6641563022 is about 81495.7853020633. The cubic root of 6641563022 is about 1879.7067429632.

The spelling of 6641563022 in words is "six billion, six hundred forty-one million, five hundred sixty-three thousand, twenty-two".