272821027394 has 8 divisors (see below), whose sum is σ = 409234530108. Its totient is φ = 136409517360.

The previous prime is 272821027363. The next prime is 272821027403. The reversal of 272821027394 is 493720128272.

It can be written as a sum of positive squares in 2 ways, for example, as 193412605369 + 79408422025 = 439787^2 + 281795^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88517 + ... + 743960.

Almost surely, 2^272821027394 is an apocalyptic number.

272821027394 is a deficient number, since it is larger than the sum of its proper divisors (136413502714).

272821027394 is a wasteful number, since it uses less digits than its factorization.

272821027394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996340.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 272821027394 in words is "two hundred seventy-two billion, eight hundred twenty-one million, twenty-seven thousand, three hundred ninety-four".