1668200003350 has 12 divisors (see below), whose sum is σ = 3102852006324. Its totient is φ = 667280001320.

The previous prime is 1668200003341. The next prime is 1668200003369. The reversal of 1668200003350 is 533000028661.

It is a super-2 number, since 2×1668200003350² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16681999984 + ... + 16682000083.

It is an arithmetic number, because the mean of its divisors is an integer number (258571000527).

Almost surely, 2^{1668200003350} is an apocalyptic number.

1668200003350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1668200003350 is a deficient number, since it is larger than the sum of its proper divisors (1434652002974).

1668200003350 is a wasteful number, since it uses less digits than its factorization.

1668200003350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33364000079 (or 33364000074 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 1668200003350 in words is "one trillion, six hundred sixty-eight billion, two hundred million, three thousand, three hundred fifty".