4651820929 has 6 divisors (see below), whose sum is σ = 5411301954. Its totient is φ = 3987275040.

The previous prime is 4651820923. The next prime is 4651821007. The reversal of 4651820929 is 9290281564.

It can be written as a sum of positive squares in only one way, i.e., 4169930625 + 481890304 = 64575^2 + 21952^2 .

It is not a de Polignac number, because 4651820929 - 2¹¹ = 4651818881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4651820923) 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 5 ways as a sum of consecutive naturals, for example, 47467512 + ... + 47467609.

It is an arithmetic number, because the mean of its divisors is an integer number (901883659).

Almost surely, 2^4651820929 is an apocalyptic number.

4651820929 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4651820929 is a deficient number, since it is larger than the sum of its proper divisors (759481025).

4651820929 is an equidigital number, since it uses as much as digits as its factorization.

4651820929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94935135 (or 94935128 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 4651820929 is about 68204.2588772871. The cubic root of 4651820929 is about 1669.3253790848.

The spelling of 4651820929 in words is "four billion, six hundred fifty-one million, eight hundred twenty thousand, nine hundred twenty-nine".