210134273378 has 8 divisors (see below), whose sum is σ = 316208444268. Its totient is φ = 104731458624.

The previous prime is 210134273341. The next prime is 210134273417. The reversal of 210134273378 is 873372431012.

It can be written as a sum of positive squares in 2 ways, for example, as 157301871769 + 52832401609 = 396613^2 + 229853^2 .

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

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, 167838251 + ... + 167839502.

Almost surely, 2^210134273378 is an apocalyptic number.

210134273378 is a deficient number, since it is larger than the sum of its proper divisors (106074170890).

210134273378 is a wasteful number, since it uses less digits than its factorization.

210134273378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335678068.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 210134273378 in words is "two hundred ten billion, one hundred thirty-four million, two hundred seventy-three thousand, three hundred seventy-eight".