7632989906 has 8 divisors (see below), whose sum is σ = 11450668464. Its totient is φ = 3816100420.

The previous prime is 7632989893. The next prime is 7632989929. The reversal of 7632989906 is 6099892367.

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

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 3 ways as a sum of consecutive naturals, for example, 172460 + ... + 212151.

It is an arithmetic number, because the mean of its divisors is an integer number (1431333558).

Almost surely, 2^7632989906 is an apocalyptic number.

7632989906 is a deficient number, since it is larger than the sum of its proper divisors (3817678558).

7632989906 is a wasteful number, since it uses less digits than its factorization.

7632989906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394536.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The square root of 7632989906 is about 87366.9840729323. The cubic root of 7632989906 is about 1968.9358322733.

The spelling of 7632989906 in words is "seven billion, six hundred thirty-two million, nine hundred eighty-nine thousand, nine hundred six".