684088104885 has 16 divisors (see below), whose sum is σ = 1119995409984. Its totient is φ = 356362175232.

The previous prime is 684088104871. The next prime is 684088104949. The reversal of 684088104885 is 588401880486.

It is not a de Polignac number, because 684088104885 - 2⁸ = 684088104629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530300212 + ... + 530301501.

It is an arithmetic number, because the mean of its divisors is an integer number (69999713124).

Almost surely, 2^684088104885 is an apocalyptic number.

It is an amenable number.

684088104885 is a deficient number, since it is larger than the sum of its proper divisors (435907305099).

684088104885 is a wasteful number, since it uses less digits than its factorization.

684088104885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060601764.

The product of its (nonzero) digits is 15728640, while the sum is 60.

The spelling of 684088104885 in words is "six hundred eighty-four billion, eighty-eight million, one hundred four thousand, eight hundred eighty-five".