485216487632878 has 16 divisors (see below), whose sum is σ = 727974535928976. Its totient is φ = 242558309972160.

The previous prime is 485216487632873. The next prime is 485216487632887. The reversal of 485216487632878 is 878236784612584.

It is a junction number, because it is equal to n+sod(n) for n = 485216487632798 and 485216487632807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485216487632873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1383228588 + ... + 1383579328.

It is an arithmetic number, because the mean of its divisors is an integer number (45498408495561).

Almost surely, 2^{485216487632878} is an apocalyptic number.

485216487632878 is a deficient number, since it is larger than the sum of its proper divisors (242758048296098).

485216487632878 is a wasteful number, since it uses less digits than its factorization.

485216487632878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491139.

The product of its digits is 6936330240, while the sum is 79.

The spelling of 485216487632878 in words is "four hundred eighty-five trillion, two hundred sixteen billion, four hundred eighty-seven million, six hundred thirty-two thousand, eight hundred seventy-eight".