4551918106 has 4 divisors (see below), whose sum is σ = 6827877162. Its totient is φ = 2275959052.

The previous prime is 4551918089. The next prime is 4551918167. The reversal of 4551918106 is 6018191554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6018191554 = 2 ⋅3009095777.

It can be written as a sum of positive squares in only one way, i.e., 2584197225 + 1967720881 = 50835^2 + 44359^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137979525 + ... + 1137979528.

Almost surely, 2^4551918106 is an apocalyptic number.

4551918106 is a deficient number, since it is larger than the sum of its proper divisors (2275959056).

4551918106 is a wasteful number, since it uses less digits than its factorization.

4551918106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275959055.

The product of its (nonzero) digits is 43200, while the sum is 40.

The square root of 4551918106 is about 67467.9042656581. The cubic root of 4551918106 is about 1657.2886140825.

The spelling of 4551918106 in words is "four billion, five hundred fifty-one million, nine hundred eighteen thousand, one hundred six".