1693866847064 has 32 divisors (see below), whose sum is σ = 3631093535520. Its totient is φ = 725667161856.

The previous prime is 1693866847031. The next prime is 1693866847087. The reversal of 1693866847064 is 4607486683961.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1693866846985 and 1693866847003.

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 7 ways as a sum of consecutive naturals, for example, 5596499 + ... + 5891394.

It is an arithmetic number, because the mean of its divisors is an integer number (113471672985).

Almost surely, 2^{1693866847064} is an apocalyptic number.

1693866847064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1693866847064 is an abundant number, since it is smaller than the sum of its proper divisors (1937226688456).

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

1693866847064 is a wasteful number, since it uses less digits than its factorization.

1693866847064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11490539 (or 11490535 counting only the distinct ones).

The product of its (nonzero) digits is 250822656, while the sum is 68.

The spelling of 1693866847064 in words is "one trillion, six hundred ninety-three billion, eight hundred sixty-six million, eight hundred forty-seven thousand, sixty-four".