2105198980174 has 8 divisors (see below), whose sum is σ = 3231235644120. Its totient is φ = 1028120432136.

The previous prime is 2105198980123. The next prime is 2105198980187. The reversal of 2105198980174 is 4710898915012.

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

It is a super-2 number, since 2×2105198980174² (a number of 25 digits) contains 22 as substring.

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, 12239528869 + ... + 12239529040.

It is an arithmetic number, because the mean of its divisors is an integer number (403904455515).

Almost surely, 2^{2105198980174} is an apocalyptic number.

2105198980174 is a deficient number, since it is larger than the sum of its proper divisors (1126036663946).

2105198980174 is a wasteful number, since it uses less digits than its factorization.

2105198980174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24479057954.

The product of its (nonzero) digits is 1451520, while the sum is 55.

The spelling of 2105198980174 in words is "two trillion, one hundred five billion, one hundred ninety-eight million, nine hundred eighty thousand, one hundred seventy-four".