273894392212 has 24 divisors (see below), whose sum is σ = 580011655104. Its totient is φ = 110478410112.

The previous prime is 273894392207. The next prime is 273894392231. The reversal of 273894392212 is 212293498372.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 273894392212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287703718 + ... + 287704669.

It is an arithmetic number, because the mean of its divisors is an integer number (24167152296).

Almost surely, 2^273894392212 is an apocalyptic number.

It is an amenable number.

273894392212 is an abundant number, since it is smaller than the sum of its proper divisors (306117262892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

273894392212 is a wasteful number, since it uses less digits than its factorization.

273894392212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575408415 (or 575408413 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The spelling of 273894392212 in words is "two hundred seventy-three billion, eight hundred ninety-four million, three hundred ninety-two thousand, two hundred twelve".