875008420864 has 22 divisors (see below), whose sum is σ = 1749162343364. Its totient is φ = 437504209920.

The previous prime is 875008420817. The next prime is 875008420879. The reversal of 875008420864 is 468024800578.

It is a happy number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 427249182 + ... + 427251229.

Almost surely, 2^875008420864 is an apocalyptic number.

It is an amenable number.

875008420864 is a deficient number, since it is larger than the sum of its proper divisors (874153922500).

875008420864 is an equidigital number, since it uses as much as digits as its factorization.

875008420864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854500431 (or 854500413 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 52.

The spelling of 875008420864 in words is "eight hundred seventy-five billion, eight million, four hundred twenty thousand, eight hundred sixty-four".