274140243394 has 8 divisors (see below), whose sum is σ = 412727747328. Its totient is φ = 136564327620.

The previous prime is 274140243337. The next prime is 274140243431. The reversal of 274140243394 is 493342041472.

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

It is a self number, because there is not a number n which added to its sum of digits gives 274140243394.

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, 252896362 + ... + 252897445.

It is an arithmetic number, because the mean of its divisors is an integer number (51590968416).

Almost surely, 2^274140243394 is an apocalyptic number.

274140243394 is a deficient number, since it is larger than the sum of its proper divisors (138587503934).

274140243394 is a wasteful number, since it uses less digits than its factorization.

274140243394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505794080.

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 274140243394 in words is "two hundred seventy-four billion, one hundred forty million, two hundred forty-three thousand, three hundred ninety-four".