212079496834 has 8 divisors (see below), whose sum is σ = 318234807180. Its totient is φ = 106001227776.

The previous prime is 212079496819. The next prime is 212079496861. The reversal of 212079496834 is 438694970212.

It can be written as a sum of positive squares in 2 ways, for example, as 208349341209 + 3730155625 = 456453^2 + 61075^2 .

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, 19253439 + ... + 19264450.

Almost surely, 2^212079496834 is an apocalyptic number.

212079496834 is a deficient number, since it is larger than the sum of its proper divisors (106155310346).

212079496834 is a wasteful number, since it uses less digits than its factorization.

212079496834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38520644.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 212079496834 in words is "two hundred twelve billion, seventy-nine million, four hundred ninety-six thousand, eight hundred thirty-four".