1668350200037 has 8 divisors (see below), whose sum is σ = 1843292293056. Its totient is φ = 1501941867712.

The previous prime is 1668350200031. The next prime is 1668350200043. The reversal of 1668350200037 is 7300020538661.

It is an interprime number because it is at equal distance from previous prime (1668350200031) and next prime (1668350200043).

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

It is a cyclic number.

It is not a de Polignac number, because 1668350200037 - 2⁴ = 1668350200021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1668350199967 and 1668350200003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1668350200031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2133439763 + ... + 2133440544.

It is an arithmetic number, because the mean of its divisors is an integer number (230411536632).

Almost surely, 2^{1668350200037} is an apocalyptic number.

1668350200037 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1668350200037 is a deficient number, since it is larger than the sum of its proper divisors (174942093019).

1668350200037 is a wasteful number, since it uses less digits than its factorization.

1668350200037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4266880347.

The product of its (nonzero) digits is 181440, while the sum is 41.

Adding to 1668350200037 its reverse (7300020538661), we get a palindrome (8968370738698).

The spelling of 1668350200037 in words is "one trillion, six hundred sixty-eight billion, three hundred fifty million, two hundred thousand, thirty-seven".