487672027785 has 128 divisors (see below), whose sum is σ = 905758064640. Its totient is φ = 248676480000.

The previous prime is 487672027783. The next prime is 487672027811. The reversal of 487672027785 is 587720276784.

It is a happy number.

487672027785 is a `hidden beast` number, since 487 + 6 + 7 + 2 + 0 + 2 + 77 + 85 = 666.

It is not a de Polignac number, because 487672027785 - 2¹ = 487672027783 is a prime.

It is not an unprimeable number, because it can be changed into a prime (487672027783) 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 127 ways as a sum of consecutive naturals, for example, 132122790 + ... + 132126480.

It is an arithmetic number, because the mean of its divisors is an integer number (7076234880).

Almost surely, 2^487672027785 is an apocalyptic number.

487672027785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

487672027785 is a deficient number, since it is larger than the sum of its proper divisors (418086036855).

487672027785 is a wasteful number, since it uses less digits than its factorization.

487672027785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108 (or 4102 counting only the distinct ones).

The product of its (nonzero) digits is 73758720, while the sum is 63.

The spelling of 487672027785 in words is "four hundred eighty-seven billion, six hundred seventy-two million, twenty-seven thousand, seven hundred eighty-five".