1685256046814 has 8 divisors (see below), whose sum is σ = 2527889713920. Its totient is φ = 842626142176.

The previous prime is 1685256046813. The next prime is 1685256046847. The reversal of 1685256046814 is 4186406525861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1685256046814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1685256046811) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 897782 + ... + 2043654.

It is an arithmetic number, because the mean of its divisors is an integer number (315986214240).

Almost surely, 2^{1685256046814} is an apocalyptic number.

1685256046814 is a deficient number, since it is larger than the sum of its proper divisors (842633667106).

1685256046814 is a wasteful number, since it uses less digits than its factorization.

1685256046814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881234.

The product of its (nonzero) digits is 11059200, while the sum is 56.

The spelling of 1685256046814 in words is "one trillion, six hundred eighty-five billion, two hundred fifty-six million, forty-six thousand, eight hundred fourteen".