2075678917794 has 48 divisors (see below), whose sum is σ = 4559472046584. Its totient is φ = 682331040000.

The previous prime is 2075678917783. The next prime is 2075678917847. The reversal of 2075678917794 is 4977198765702.

It can be written as a sum of positive squares in 4 ways, for example, as 1565218681569 + 510460236225 = 1251087^2 + 714465^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11077404 + ... + 11263224.

Almost surely, 2^{2075678917794} is an apocalyptic number.

2075678917794 is an abundant number, since it is smaller than the sum of its proper divisors (2483793128790).

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

2075678917794 is a wasteful number, since it uses less digits than its factorization.

2075678917794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194403 (or 194400 counting only the distinct ones).

The product of its (nonzero) digits is 373403520, while the sum is 72.

The spelling of 2075678917794 in words is "two trillion, seventy-five billion, six hundred seventy-eight million, nine hundred seventeen thousand, seven hundred ninety-four".