636980114 has 8 divisors (see below), whose sum is σ = 955683900. Its totient is φ = 318418816.

The previous prime is 636980083. The next prime is 636980153. The reversal of 636980114 is 411089636.

It can be written as a sum of positive squares in 2 ways, for example, as 480354889 + 156625225 = 21917^2 + 12515^2 .

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, 23639 + ... + 42810.

Almost surely, 2^636980114 is an apocalyptic number.

636980114 is a deficient number, since it is larger than the sum of its proper divisors (318703786).

636980114 is a wasteful number, since it uses less digits than its factorization.

636980114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71244.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 636980114 is about 25238.4649691696. The cubic root of 636980114 is about 860.4162911566.

The spelling of 636980114 in words is "six hundred thirty-six million, nine hundred eighty thousand, one hundred fourteen".