2001685353702 has 8 divisors (see below), whose sum is σ = 4003370707416. Its totient is φ = 667228451232.

The previous prime is 2001685353559. The next prime is 2001685353749. The reversal of 2001685353702 is 2073535861002.

It is a happy number.

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

2001685353702 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166807112803 + ... + 166807112814.

It is an arithmetic number, because the mean of its divisors is an integer number (500421338427).

Almost surely, 2^{2001685353702} is an apocalyptic number.

2001685353702 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2001685353702 is a wasteful number, since it uses less digits than its factorization.

2001685353702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333614225622.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 2001685353702 in words is "two trillion, one billion, six hundred eighty-five million, three hundred fifty-three thousand, seven hundred two".