2278443641171 has 16 divisors (see below), whose sum is σ = 2330604057600. Its totient is φ = 2226957764928.

The previous prime is 2278443641143. The next prime is 2278443641183. The reversal of 2278443641171 is 1711463448722.

It is a cyclic number.

It is not a de Polignac number, because 2278443641171 - 2⁶ = 2278443641107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2278443641141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3592256 + ... + 4178658.

It is an arithmetic number, because the mean of its divisors is an integer number (145662753600).

Almost surely, 2^{2278443641171} is an apocalyptic number.

2278443641171 is a deficient number, since it is larger than the sum of its proper divisors (52160416429).

2278443641171 is a wasteful number, since it uses less digits than its factorization.

2278443641171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586978.

The product of its digits is 1806336, while the sum is 50.

The spelling of 2278443641171 in words is "two trillion, two hundred seventy-eight billion, four hundred forty-three million, six hundred forty-one thousand, one hundred seventy-one".