273128053868 has 6 divisors (see below), whose sum is σ = 477974094276. Its totient is φ = 136564026932.

The previous prime is 273128053801. The next prime is 273128053879. The reversal of 273128053868 is 868350821372.

It is a happy number.

It is a super-2 number, since 2×273128053868² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34141006730 + ... + 34141006737.

It is an arithmetic number, because the mean of its divisors is an integer number (79662349046).

Almost surely, 2^273128053868 is an apocalyptic number.

It is an amenable number.

273128053868 is a deficient number, since it is larger than the sum of its proper divisors (204846040408).

273128053868 is a wasteful number, since it uses less digits than its factorization.

273128053868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68282013471 (or 68282013469 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 273128053868 in words is "two hundred seventy-three billion, one hundred twenty-eight million, fifty-three thousand, eight hundred sixty-eight".