4551680986 has 8 divisors (see below), whose sum is σ = 6828551604. Its totient is φ = 2275497120.

The previous prime is 4551680977. The next prime is 4551680999. The reversal of 4551680986 is 6890861554.

It can be written as a sum of positive squares in 2 ways, for example, as 4393701225 + 157979761 = 66285^2 + 12569^2 .

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154785 + ... + 181828.

Almost surely, 2^4551680986 is an apocalyptic number.

4551680986 is a deficient number, since it is larger than the sum of its proper divisors (2276870618).

4551680986 is a wasteful number, since it uses less digits than its factorization.

4551680986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343376.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The square root of 4551680986 is about 67466.1469627546. The cubic root of 4551680986 is about 1657.2598362435.

The spelling of 4551680986 in words is "four billion, five hundred fifty-one million, six hundred eighty thousand, nine hundred eighty-six".