2057170206012 has 12 divisors (see below), whose sum is σ = 4800063814056. Its totient is φ = 685723402000.

The previous prime is 2057170206001. The next prime is 2057170206059. The reversal of 2057170206012 is 2106020717502.

It is a tau number, because it is divible by the number of its divisors (12).

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, 85715425239 + ... + 85715425262.

It is an arithmetic number, because the mean of its divisors is an integer number (400005317838).

Almost surely, 2^{2057170206012} is an apocalyptic number.

It is an amenable number.

2057170206012 is an abundant number, since it is smaller than the sum of its proper divisors (2742893608044).

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

2057170206012 is a wasteful number, since it uses less digits than its factorization.

2057170206012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171430850508 (or 171430850506 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 2057170206012 in words is "two trillion, fifty-seven billion, one hundred seventy million, two hundred six thousand, twelve".