2001850336685 has 8 divisors (see below), whose sum is σ = 2453331476736. Its totient is φ = 1567406220880.

The previous prime is 2001850336643. The next prime is 2001850336687. The reversal of 2001850336685 is 5866330581002.

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

It is not a de Polignac number, because 2001850336685 - 2³² = 1997555369389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001850336687) by changing a digit.

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, 4259255801 + ... + 4259256270.

It is an arithmetic number, because the mean of its divisors is an integer number (306666434592).

Almost surely, 2^{2001850336685} is an apocalyptic number.

It is an amenable number.

2001850336685 is a deficient number, since it is larger than the sum of its proper divisors (451481140051).

2001850336685 is an equidigital number, since it uses as much as digits as its factorization.

2001850336685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8518512123.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 2001850336685 in words is "two trillion, one billion, eight hundred fifty million, three hundred thirty-six thousand, six hundred eighty-five".