8170273378 has 16 divisors (see below), whose sum is σ = 12431825280. Its totient is φ = 4026509136.

The previous prime is 8170273373. The next prime is 8170273381. The reversal of 8170273378 is 8733720718.

It is not an unprimeable number, because it can be changed into a prime (8170273373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48700 + ... + 136792.

It is an arithmetic number, because the mean of its divisors is an integer number (776989080).

Almost surely, 2^8170273378 is an apocalyptic number.

8170273378 is a deficient number, since it is larger than the sum of its proper divisors (4261551902).

8170273378 is a wasteful number, since it uses less digits than its factorization.

8170273378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88761.

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 8170273378 is about 90389.5645414890. The cubic root of 8170273378 is about 2014.0899516946.

The spelling of 8170273378 in words is "eight billion, one hundred seventy million, two hundred seventy-three thousand, three hundred seventy-eight".