2071638216112 has 20 divisors (see below), whose sum is σ = 4249904870376. Its totient is φ = 974888572160.

The previous prime is 2071638216103. The next prime is 2071638216149. The reversal of 2071638216112 is 2116128361702.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3808158214 + ... + 3808158757.

Almost surely, 2^{2071638216112} is an apocalyptic number.

It is an amenable number.

2071638216112 is an abundant number, since it is smaller than the sum of its proper divisors (2178266654264).

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

2071638216112 is a wasteful number, since it uses less digits than its factorization.

2071638216112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7616316996 (or 7616316990 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 2071638216112 in words is "two trillion, seventy-one billion, six hundred thirty-eight million, two hundred sixteen thousand, one hundred twelve".