1683718288990 has 8 divisors (see below), whose sum is σ = 3030692920200. Its totient is φ = 673487315592.

The previous prime is 1683718288957. The next prime is 1683718289017. The reversal of 1683718288990 is 998828173861.

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

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 3 ways as a sum of consecutive naturals, for example, 84185914440 + ... + 84185914459.

It is an arithmetic number, because the mean of its divisors is an integer number (378836615025).

Almost surely, 2^{1683718288990} is an apocalyptic number.

1683718288990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1683718288990 is a deficient number, since it is larger than the sum of its proper divisors (1346974631210).

1683718288990 is a wasteful number, since it uses less digits than its factorization.

1683718288990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168371828906.

The product of its (nonzero) digits is 83607552, while the sum is 70.

The spelling of 1683718288990 in words is "one trillion, six hundred eighty-three billion, seven hundred eighteen million, two hundred eighty-eight thousand, nine hundred ninety".