2001683520037 has 4 divisors (see below), whose sum is σ = 2001713030176. Its totient is φ = 2001654009900.

The previous prime is 2001683519959. The next prime is 2001683520071. The reversal of 2001683520037 is 7300253861002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2001683520037 - 2²⁷ = 2001549302309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001683519978 and 2001683520005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001683520097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14653089 + ... + 14789062.

It is an arithmetic number, because the mean of its divisors is an integer number (500428257544).

Almost surely, 2^{2001683520037} is an apocalyptic number.

It is an amenable number.

2001683520037 is a deficient number, since it is larger than the sum of its proper divisors (29510139).

2001683520037 is an equidigital number, since it uses as much as digits as its factorization.

2001683520037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29510138.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 2001683520037 in words is "two trillion, one billion, six hundred eighty-three million, five hundred twenty thousand, thirty-seven".