2101960175378 has 8 divisors (see below), whose sum is σ = 3603360300672. Its totient is φ = 900840075156.

The previous prime is 2101960175369. The next prime is 2101960175407. The reversal of 2101960175378 is 8735710691012.

It is a happy number.

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

It is a super-2 number, since 2×2101960175378² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75070006250 + ... + 75070006277.

It is an arithmetic number, because the mean of its divisors is an integer number (450420037584).

Almost surely, 2^{2101960175378} is an apocalyptic number.

2101960175378 is a deficient number, since it is larger than the sum of its proper divisors (1501400125294).

2101960175378 is a wasteful number, since it uses less digits than its factorization.

2101960175378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150140012536.

The product of its (nonzero) digits is 635040, while the sum is 50.

The spelling of 2101960175378 in words is "two trillion, one hundred one billion, nine hundred sixty million, one hundred seventy-five thousand, three hundred seventy-eight".