4646664461 has 8 divisors (see below), whose sum is σ = 4808992800. Its totient is φ = 4484476080.

The previous prime is 4646664427. The next prime is 4646664487. The reversal of 4646664461 is 1644666464.

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 4646664461 - 2⁶ = 4646664397 is a prime.

It is a super-2 number, since 2×4646664461² = 43182981226240841042, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4646664361) 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, 34970 + ... + 102548.

It is an arithmetic number, because the mean of its divisors is an integer number (601124100).

Almost surely, 2^4646664461 is an apocalyptic number.

It is an amenable number.

4646664461 is a deficient number, since it is larger than the sum of its proper divisors (162328339).

4646664461 is a wasteful number, since it uses less digits than its factorization.

4646664461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69979.

The product of its digits is 1990656, while the sum is 47.

The square root of 4646664461 is about 68166.4467388465. The cubic root of 4646664461 is about 1668.7083443412.

The spelling of 4646664461 in words is "four billion, six hundred forty-six million, six hundred sixty-four thousand, four hundred sixty-one".