4648618817 has 8 divisors (see below), whose sum is σ = 4763715624. Its totient is φ = 4534536448.

The previous prime is 4648618813. The next prime is 4648618937. The reversal of 4648618817 is 7188168464.

It can be written as a sum of positive squares in 4 ways, for example, as 3802448896 + 846169921 = 61664^2 + 29089^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4648618817 - 2² = 4648618813 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4648618813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244328 + ... + 262665.

It is an arithmetic number, because the mean of its divisors is an integer number (595464453).

Almost surely, 2^4648618817 is an apocalyptic number.

It is an amenable number.

4648618817 is a deficient number, since it is larger than the sum of its proper divisors (115096807).

4648618817 is a wasteful number, since it uses less digits than its factorization.

4648618817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507219.

The product of its digits is 2064384, while the sum is 53.

The square root of 4648618817 is about 68180.7804076779. The cubic root of 4648618817 is about 1668.9422607400.

The spelling of 4648618817 in words is "four billion, six hundred forty-eight million, six hundred eighteen thousand, eight hundred seventeen".