4661728545411 has 32 divisors (see below), whose sum is σ = 8308288140800. Its totient is φ = 2523642518880.

The previous prime is 4661728545407. The next prime is 4661728545479. The reversal of 4661728545411 is 1145458271664.

4661728545411 is a `hidden beast` number, since 4 + 6 + 6 + 17 + 2 + 85 + 4 + 541 + 1 = 666.

It is not a de Polignac number, because 4661728545411 - 2² = 4661728545407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4661728045411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 649081420 + ... + 649088601.

It is an arithmetic number, because the mean of its divisors is an integer number (259634004400).

Almost surely, 2^{4661728545411} is an apocalyptic number.

4661728545411 is a deficient number, since it is larger than the sum of its proper divisors (3646559595389).

4661728545411 is a wasteful number, since it uses less digits than its factorization.

4661728545411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298170056 (or 1298170050 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The spelling of 4661728545411 in words is "four trillion, six hundred sixty-one billion, seven hundred twenty-eight million, five hundred forty-five thousand, four hundred eleven".