4649862109 has 4 divisors (see below), whose sum is σ = 4719263104. Its totient is φ = 4580461116.

The previous prime is 4649862079. The next prime is 4649862127. The reversal of 4649862109 is 9012689464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4649862109 - 2⁹ = 4649861597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4649862149) by changing a digit.

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, 34700397 + ... + 34700530.

It is an arithmetic number, because the mean of its divisors is an integer number (1179815776).

Almost surely, 2^4649862109 is an apocalyptic number.

It is an amenable number.

4649862109 is a deficient number, since it is larger than the sum of its proper divisors (69400995).

4649862109 is an equidigital number, since it uses as much as digits as its factorization.

4649862109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69400994.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 4649862109 is about 68189.8974115668. The cubic root of 4649862109 is about 1669.0910359414.

The spelling of 4649862109 in words is "four billion, six hundred forty-nine million, eight hundred sixty-two thousand, one hundred nine".