1684087672422 has 64 divisors (see below), whose sum is σ = 3455057825280. Its totient is φ = 547068614400.

The previous prime is 1684087672417. The next prime is 1684087672469. The reversal of 1684087672422 is 2242767804861.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 199461333 + ... + 199469775.

It is an arithmetic number, because the mean of its divisors is an integer number (53985278520).

Almost surely, 2^{1684087672422} is an apocalyptic number.

1684087672422 is an abundant number, since it is smaller than the sum of its proper divisors (1770970152858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1684087672422 is a wasteful number, since it uses less digits than its factorization.

1684087672422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13869.

The product of its (nonzero) digits is 14450688, while the sum is 57.

The spelling of 1684087672422 in words is "one trillion, six hundred eighty-four billion, eighty-seven million, six hundred seventy-two thousand, four hundred twenty-two".