4661333646 has 16 divisors (see below), whose sum is σ = 9327474000. Its totient is φ = 1552976768.

The previous prime is 4661333641. The next prime is 4661333653. The reversal of 4661333646 is 6463331664.

It is a junction number, because it is equal to n+sod(n) for n = 4661333598 and 4661333607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661333641) 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 7 ways as a sum of consecutive naturals, for example, 187611 + ... + 210998.

It is an arithmetic number, because the mean of its divisors is an integer number (582967125).

Almost surely, 2^4661333646 is an apocalyptic number.

4661333646 is an abundant number, since it is smaller than the sum of its proper divisors (4666140354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4661333646 is a wasteful number, since it uses less digits than its factorization.

4661333646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400563.

The product of its digits is 559872, while the sum is 42.

The square root of 4661333646 is about 68273.9602337524. The cubic root of 4661333646 is about 1670.4624970710.

The spelling of 4661333646 in words is "four billion, six hundred sixty-one million, three hundred thirty-three thousand, six hundred forty-six".