6662626958 has 16 divisors (see below), whose sum is σ = 10765394640. Its totient is φ = 3074290176.

The previous prime is 6662626939. The next prime is 6662626967. The reversal of 6662626958 is 8596262666.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 81641 + ... + 141387.

It is an arithmetic number, because the mean of its divisors is an integer number (672837165).

Almost surely, 2^6662626958 is an apocalyptic number.

6662626958 is a deficient number, since it is larger than the sum of its proper divisors (4102767682).

6662626958 is a wasteful number, since it uses less digits than its factorization.

6662626958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64051.

The product of its digits is 11197440, while the sum is 56.

The square root of 6662626958 is about 81624.9162817335. The cubic root of 6662626958 is about 1881.6918298111.

The spelling of 6662626958 in words is "six billion, six hundred sixty-two million, six hundred twenty-six thousand, nine hundred fifty-eight".