4656128615487 has 14 divisors (see below), whose sum is σ = 6980999420472. Its totient is φ = 3104085743172.

The previous prime is 4656128615441. The next prime is 4656128615513. The reversal of 4656128615487 is 7845168216564.

4656128615487 is a `hidden beast` number, since 4 + 6 + 5 + 6 + 1 + 2 + 8 + 615 + 4 + 8 + 7 = 666.

It is not a de Polignac number, because 4656128615487 - 2¹⁰ = 4656128614463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4656128615417) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3193503123 + ... + 3193504580.

It is an arithmetic number, because the mean of its divisors is an integer number (498642815748).

Almost surely, 2^{4656128615487} is an apocalyptic number.

4656128615487 is a deficient number, since it is larger than the sum of its proper divisors (2324870804985).

4656128615487 is an frugal number, since it uses more digits than its factorization.

4656128615487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6387007721 (or 6387007706 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 63.

The spelling of 4656128615487 in words is "four trillion, six hundred fifty-six billion, one hundred twenty-eight million, six hundred fifteen thousand, four hundred eighty-seven".