887650804505 has 16 divisors (see below), whose sum is σ = 1133841369600. Its totient is φ = 665186924160.

The previous prime is 887650804493. The next prime is 887650804531. The reversal of 887650804505 is 505408056788.

It is a happy number.

It is not a de Polignac number, because 887650804505 - 2²⁰ = 887649755929 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 52484201 + ... + 52501110.

It is an arithmetic number, because the mean of its divisors is an integer number (70865085600).

Almost surely, 2^887650804505 is an apocalyptic number.

It is an amenable number.

887650804505 is a deficient number, since it is larger than the sum of its proper divisors (246190565095).

887650804505 is a wasteful number, since it uses less digits than its factorization.

887650804505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104985424.

The product of its (nonzero) digits is 10752000, while the sum is 56.

The spelling of 887650804505 in words is "eight hundred eighty-seven billion, six hundred fifty million, eight hundred four thousand, five hundred five".