212327004878794 has 8 divisors (see below), whose sum is σ = 342989777111940. Its totient is φ = 97997079174816.

The previous prime is 212327004878743. The next prime is 212327004878893. The reversal of 212327004878794 is 497878400723212.

It can be written as a sum of positive squares in 2 ways, for example, as 212260510520569 + 66494358225 = 14569163^2 + 257865^2 .

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

It is a super-2 number, since 2×212327004878794² (a number of 29 digits) contains 22 as substring.

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, 4083211632259 + ... + 4083211632310.

Almost surely, 2^{212327004878794} is an apocalyptic number.

212327004878794 is a deficient number, since it is larger than the sum of its proper divisors (130662772233146).

212327004878794 is a wasteful number, since it uses less digits than its factorization.

212327004878794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8166423264584.

The product of its (nonzero) digits is 75866112, while the sum is 64.

The spelling of 212327004878794 in words is "two hundred twelve trillion, three hundred twenty-seven billion, four million, eight hundred seventy-eight thousand, seven hundred ninety-four".