4654633649 has 4 divisors (see below), whose sum is σ = 4697336820. Its totient is φ = 4611930480.

The previous prime is 4654633639. The next prime is 4654633651. The reversal of 4654633649 is 9463364564.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2446291600 + 2208342049 = 49460^2 + 46993^2 .

It is a cyclic number.

It is not a de Polignac number, because 4654633649 - 2²⁰ = 4653585073 is a prime.

It is a super-2 number, since 2×4654633649² = 43331228812806110402, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4654633597 and 4654633606.

It is not an unprimeable number, because it can be changed into a prime (4654633639) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 21351422 + ... + 21351639.

It is an arithmetic number, because the mean of its divisors is an integer number (1174334205).

Almost surely, 2^4654633649 is an apocalyptic number.

It is an amenable number.

4654633649 is a deficient number, since it is larger than the sum of its proper divisors (42703171).

4654633649 is a wasteful number, since it uses less digits than its factorization.

4654633649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42703170.

The product of its digits is 5598720, while the sum is 50.

The square root of 4654633649 is about 68224.8755880141. The cubic root of 4654633649 is about 1669.6617634043.

The spelling of 4654633649 in words is "four billion, six hundred fifty-four million, six hundred thirty-three thousand, six hundred forty-nine".